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Unprotective tariffs, ineffective liberalization, and other mysteries: an investigation of the endogenous dimensions of trade policy formation in Australia.

1. Introduction

Since its formation as a federation in 1901, Australia embraced a fairly comprehensive tariff schedule in relation to imported manufactures. (1) Tariff rates fluctuated considerably over the years. However, over the course of the century they remained sufficiently high to earn Australian manufacturing the reputation of one of the most heavily protected manufacturing sectors in the industrialized world. (2) In recent years, a number of liberalization waves have surfaced. The most notable of these took place in 1973, 1977, 1988, 1991, and, most recently, in 1994, with the signing of the "Uruguay round" of the GATT agreement. Still, tariffs remain a principal actor in Australia's menu of industrial policies. In a recent edition of the annual report of the Productivity Commission, (3) published in November 1999, it is noted that although tariffs have dropped considerably since 1994 "they remain an important form of assistance ... tariff assistance still accounts for around 90% of measured effective assistance to the manufacturing sector" (4) (p. 52).

Given the pervasiveness of Australian tariff policy, the significant welfare implications of changes in that policy and the particular importance of international trade for this country, ensuing from its idiomorphic cultural, resource-endowment, and geographic characteristics, (5) considerable research effort has been invested in the examination of various dimensions of this issue. At the forefront of pertinent empirical research, two items have attracted considerable interest: (1) the host of determinants of the highly dispersed tariff concessions and (2) the impact of liberalization on imports. Research that falls in the category that examines the former, including Anderson (1980), Conybeare (1984), Aislabie (1988), and Feaver and Wilson (1998), is consistent, at varying degrees, with the theory of endogenous trade policy formation. (6) According to the foundations of this theory, tariff concessions may be viewed as "public outcomes" that facilitate a political equilibrium. The mechanics are rather elementa ry. When the profit loss that arises from import competition exceeds the transaction cost of a successful lobbying campaign for protection, private interests will undertake such lobbying activities. The higher the loss from foreign competition, the more fervent the lobbying effort. Hence, an increase in import penetration is likely to trigger greater protection (7) (Trefler 1993, p. 139). Unlike this line of inquiry, the critical causal relationship of interest to studies that fall in the category that investigates item (2), including Simmons and Smith (1994), relates to the effects of tariff changes on imports, rather than the reverse.

The causal directions of the nature examined by studies that investigate issues (1) and (2) are, of course, not mutually exclusive. Higher import penetration increases tariffs, and higher tariffs, in turn, decrease import penetration. However, despite the simultaneity of these variables, studies of Australia's trade policies associated with research lines (1) and (2) followed separate paths by only considering unidirectional causal relationships. (8) And yet, these paths do converge. The meeting point: perplexing results! On the one hand, studies of endogenous protection, such as Anderson (1980) and Aislabie (1988), have consistently failed to establish the expected result that an increase in import penetration will lead to higher tariffs. On the other, studies of trade liberalization often find that tariff reductions have a surprisingly small effect on imports, with a study by Simmons and Smith (1994) concluding that, at least in relation to the examined industry,"... removal of the tariff would have no effe ct on the level of imports..." (p.57). It is important to note that analogous, and equally puzzling, findings pertaining to improbably small effects of liberalization on imports have been identified in the case of other countries, such as the United States, by a number of authors. In a recent article, Trefier (1993)argued that the small magnitudes of related estimates in the case of the United States derive from methodologies that ignore the political economy of trade policy formation. This author showed that, when the level of protection is modeled endogenously, the relevant estimates are altered considerably.

In the context of the existing pertinent literature, the present article constitutes the first attempt to model the determination of imports and tariffs relevant to the Australian manufacturing sector simultaneously. This exercise has three distinct objectives: First, implementation of the proposed methodology will shed light on relevant dimensions of endogenously determined tariff concessions while independently accounting for important "feedback" effects that have been ignored by similar studies. Second, extending Trefler's (1993) analysis, my model will explore the degree to which the scale of misspecification inherent in previous studies that investigate research line (2) may have been responsible for their unsettling results. Last, and most important, the proposed framework of analysis will augment the scope of inquiry adopted by previous contributions in this area by investigating whether findings regarding the impact of import penetration on protection that are derived using single equation techniques, and which are incongruous with the predictions of endogenous trade theory, may be appropriately rehabilitated in a simultaneous equation setting.

The remainder of the article is organized as follows. The model is examined in the next section. In section 3, issues of econometric implementation and the empirical results are discussed. Concluding remarks are reserved for section 4.

2. The Model

Single-equation regression techniques "entangle" reciprocal causal flows that link trade barriers with trade volumes. To extricate distinct dimensions of this relationship, Ray (1981b) proposed a simultaneous equation approach, which was subsequendy adopted by Trefler (1993) and Lee and Swagel (1997). The first two studies explored endogenous trade policy formation in the United States, whereas the latter relied on cross-country observations. However, all three implementations of this analytical framework used limited-depended-variable formulations to investigate the joint determination of nontariff barriers (NTBs) and imports. (9)

In the present article, I introduce a continuous-variable interpretation of the analytical framework pioneered by Ray (1981b) to investigate the simultaneous determination of import penetration and tariffs in Australia. The system of equations that are jointly estimated is given by

T = [[alpha].sub.T] + [[beta].sub.M] X M + [c'.sub.T] X [X.sub.T] + [[epsilon].sub.T] (1)

M = [[alpha].sub.M] + [[beta].sub.T] X T + [c'.sub.M] X [X.sub.M] + [[epsilon].sub.M]. (2)

These equations represent a cross-sectional characterization of the Australian manufacturing sector. T denotes the nominal tariff that corresponds to the level of protection granted to an industry that faces a level of import penetration given by M; [X.sub.T] and [X.sub.M] represent vectors of industry characteristics that determine tariff concessions and the demand for imports, respectively; and a' = [[alpha].sub.T], [[alpha].sub.M]] and e' [[epsilon].sub.T], [[epsilon].sub.M] represent vectors of constants and residuals, respectively.

Similar to other studies of the political economy of trade-barrier concessions, including the most seminal contributions in this area, such as Pincus (1975), Caves (1976), Anderson (1980), Ray (1981a,b, 1987), Trefler (1993), and Lee and Swagel (1997), my model does not incorporate the desired level of rigor often evident in behavioral functions that are explicitly derived from fully specified optimization frameworks. In an effort to, at least partly, ameliorate this deficiency inherent to the relevant area of study, the model is subjected to sensitivity analysis. The relevant details are discussed in section 3. The specification of Equations (1) and (2) is examined below.

The Tariff Equation

Discretionary Tariffs and the GAIT

The dependent variable of the tariff equation represents the unweighted average nominal tariff rate (10) that prevailed during fiscal year 1990/199 1 in the case of each of the examined industries. (11) Clearly, the dispersion in cross-industry tariff concessions may be viewed as the product of political process only if policymakers have discretion over the relevant tariff rates. In this context, it should be noted that in 1991 tariffs were not constrained by the GATT in any significant way. Although, among the 23 original signatories to the 1948 GATT, Australia did not take part in the GATT negotiations of the 1950s and did not fully participate in the Kennedy Round of 1964-1967 or the Tokyo Round of 1974-4979. As Capling and Galligan (1992) explained, Australia's "in-principle" support for the GATT was "eventually tempered by domestic considerations" (12) (p. 106). Indeed, it is widely acknowledged that, whatever the reasons for joining the GATT in the first place, the ultimate determinant of Australia's in herently incongruous position of a nonparticipatory membership was a vociferous commitment to high levels of industrial protection. (13) "... The Australian government was, quite simply, not prepared to make the sacrifice of autonomy with respect to tariff making that goes with tariff commitments" (Snape, Gropp, and Luttrell 1998, p. 365). (14)

Still, to the extent feasible by its political economy, Australia did make a handful of pre-1991 concessions to its trading partners under the GAIT. Table 1 outlines a host of rather generous measures of the coverage and incidence of these concessions. The first column reports the total value of imports "corresponding" to each of the industries examined in the present study, and columns 2-9 outline the portion of these imports that were subject to relevant "tariff bindings" (15) in 1991. According to the summary results, outlined at the bottom of the table, the median industry's share of imports that were "tariff-bound" by each, as well as the cumulative effect, of the relevant GAIT agreements (see columns 3, 5, 7, and 9) is given by 0%. It may also be noted that, on average, the portion of an industry's imports that were subject to tariff bindings introduced by the 1948 agreement, the Kennedy round, and the Tokyo round corresponded to 11.32%, 0.51%, and 4.87%, respectively.

From these figures, it may be inferred that in 1991 only about 16.7% (16) of the average industry's imports were subject to bindings. Finally, from the summary results in column 8, we note that the share of aggregate, industrywide imports subject to tariff bindings is <30%. Clearly, the information provided in the first nine columns of Table 1 that we have so far examined suggests that the coverage of Australia's tariff bindings was relatively small. Still, this information exaggerates and misleads. In actuality, relevant GATT commitments were of considerably lesser magnitude.

The overestimation of GATT-related obligations derives partly from the presumption, inherent in the method of measurement used in columns 2-9, that the mere existence of a given "tariff binding" invariably abolishes the policymaker's discretion to determine the magnitude of the relevant tariff. This is not so. A binding will limit tariff-setting discretion only when it is "active"--that is, only when the ceiling that it entails is lower than the tariff level the policymaker actually wishes to implement. it turns out that, as noted by Snape, Gropp, and Luttrell (1998, P. 363), in Australia's case, a good portion of applied rates have often assumed values below their corresponding bound rates. This seems to suggest that, perhaps in the interest of projecting good faith, the Australian government is likely to have made a number of pseudo concessions by agreeing to bindings at sufficiently high levels that did not actively challenge its tariff-setting autonomy. This notion finds support in the evidence. Indeed, t he existence of such pseudo concessions represents a necessary condition for reconciling my calculations, which suggest that the Tokyo Round resulted in tariff bindings corresponding to 9.32% of aggregate imports of the manufacturing sector, (17) and the Australian government's official claim that the Tokyo round was settled "... without reducing the current level of tariff protection on a single tariff item applicable to any manufacturing industry." (18)

To assess the proportion of tariff bindings that were active during 1990/1991, we may consider a comparison between the relevant tariff levels (i.e., applied rates) and the associated ceilings (i.e., bound rates) originating in pre-1991 GATT agreements. Unfortunately, such a comparison will not render clear results because it is often difficult to determine whether equality between applied rates and bound rates represents an active binding. That is, it is not always possible to determine whether certain bound rates were set at sufficiently high levels to accommodate existing tariffs or whether tariffs were lowered (presumably below what they would be in the absence of foreign influence) so that they would fall in line with corresponding bound rates.

In addressing this problem, I err on the side of overestimating the portion of bindings that are active, thereby "stacking the deck" against my thesis. I do so by labeling all instances in which applied rates are equal to bound rates as "active." (19) The relevant results are reported in columns 10, 11, and 12. From column 11, it may be noted that, at the most, only 73.51% of prevailing tariff bindings were active during 1991, which, as reported in column 10 (12), renders, at most, only 20.19% (12.55%) of the aggregate manufacturing sector's (the average manufacturing industry's) imports subject to "active" tariff bindings.

Perhaps a preferable perspective of the scale and incidence of tariff bindings may be gained by examining a measure that does not involve the value of imports (an endogenous variable in our analysis). In this spirit, I counted the percentage of six-digit level Harmonized index (HS6) import categories (or "tariff lines") characterized by active bindings that "correspond" to each of the four-digit level ASIC manufacturing industries that are examined in my study. The results are reported in column 13. An inspection of these figures suggests that only 6 (5.5%) of the 109 examined industries had >50% of their corresponding tariff lines actively bound. In addition, it appears that only 16.5% (12.1%) out of all Australian tariff lines were subject to GATT-related bindings (active bindings). These figures are largely consistent with Anderson's (1995, p. 100) claim that, previous to the Uruguay Round, signed in 1994, only about 20% of Australian tariffs were bound by the GATT.

An implicit assumption in the preceding discussion is that bindings are largely "exogenous" with respect to rent-seeking dynamics. However, as has been noted by a number of authors, including Bagwell and Staiger (1999) and Kim (2000), GATT negotiations are not immune to domestic distributional concerns. Instead, GATT outcomes are vulnerable to the same political pressure examined by the mainstream literature on endogenous trade policy formation. Strong empirical evidence that supports this claim has been provided both in terms of GATT process (see, e.g., Baldwin and Magee 2000), as well as from the perspective of GATT outcomes. Examples that belong in the latter category include Marvel and Ray (1983) and Baldwin (1985), who found that industries that received more protection after the Kennedy and Tokyo Rounds had received greater levels of protection going into each round.

The notion that GATT concessions are vulnerable to rent-seeking activities has important implications for my analysis. At the very least, the existence of such a link helps identify the origins of what I labeled earlier as pseudo concessions, casting doubt on the very assumption that equality of bound rates and applied rates is even likely to signify a binding with active status. Perhaps more important, the endogeneity of GATT concessions emphasizes the need not only to account for the proportion of bindings corresponding to any given industry that are active, but also to consider the differential levels of bound rates associated with such active bindings. In other words, if GATT bindings are in fact "endogenous," then it is not reasonable to consider that any two active bindings with different bound rates will limit the policymakers discretion symmetrically (as I have done for the purpose of constructing Table 1).

In an earlier part of this section I argued that, because of methodological reasons, the calculated figure of 12.1% (20.19%) is bound to overestimate the portion of existing tariff lines (aggregate imports) subject to active tariff bindings during 1990/1991. Methodology aside, the "endogeneity" of GATT bindings provides yet another reason why these figures are likely to overstate the extent to which the GATT may have meaningfully constrained the policymakers' ability to provide discretionary and differential levels of tariff protection across the various industries. Together, these sources of bias advocate that the precise coverage and incidence of active bindings is unclear. What is, however, abundantly clear is that, given the small magnitude of these (inflated) figures, the GATT had little effect on tariff-setting autonomy. Hence, it is safe to conclude that the dispersion of tariff rates that prevailed in the 1990/1991 industrial cross-section is highly consistent with the model of discretionary, endogeno usly determined levels of protection that is proposed in the present article.

The Determinants

In choosing relevant explanatory variables for the tariff equation, I follow Ray (1981a) by assuming that the dispersion of tariff rates across the various industries reflects the maximization of industry profits subject to political constraints. If sufficiently profitable, and to the extent made feasible by organizational costs, protection will be pursued via lobbying activities and is likely to elicit a positive response from self-interested politicians. I consider that industry characteristics affect the profitability of trade barrier concessions as well as the political parameters within which such concessions can be pursued. The relevant industry characteristics incorporated in the tariff equation, together with the methods used to construct them, are outlined in Table 2 and are discussed below.

Import penetration is chosen over unsealed imports to capture the extent to which infiltration of foreign products in the domestic economy represents a legitimate threat to domestic manufacturers. As was already argued in the Introduction, our a priori expectation is that an increase in import penetration will lead to an increase in the corresponding tariff rate. In what follows, I refer to this as the "orthodox" empirical prediction. This prediction derives from the bulk of theoretical models in the area of endogenous protection, including Brock and Magee (1978), Findlay and Wellisz (1982), Hillman (1982), and Mayer (1984). It is therefore not surprising that the orthodox prediction is routinely proposed in relevant empirical pieces--see, for example, Anderson (1980), Ray (1981b), Trefler (1993), and Lee and Swagel (1997).

Still, it is important to emphasize the absence of a relevant consensus in the pertinent literature. For example, in a recent contribution, Grossman and Helpman (1994) suggested that, under certain conditions, the alternative prediction (of lower import penetration giving rise to higher trade protection) is possible. Extending the analysis further, Helpman (1997) showed that even those models that are credited for having introduced the orthodox prediction, such as Findlay and Wellisz (1982), Hillman (1982), and Mayer (1984), switch to the alternative prediction if they are reinterpreted within the context of a specific-factors model of international trade.

Contributions advocating the alternative prediction provide important perspectives of the political economy of trade policy formation. However, they do not effectively challenge our empirical expectation of higher import penetration giving rise to higher tariffs. As was recently shown by Maggi and Rodriguez-Glare (2000), the derivation of the alternative prediction by studies such as Grossman and Helpman (1994) and Helpman (1997) depends critically on two fairly artificial assumptions: that (1) trade taxes are the only policy instruments available to policymakers and (2) the government has access to nondistortionary taxation. When these assumptions are relinquished in favor of a more realistic setting, Maggi and Rodriguez-Glare (2000) demonstrate that the positive relationship between import penetration and protection is restored. Furthermore, they confirm that this relationship will prevail irrespective of whether the type of protection considered corresponds to quantitative restrictions, or tariffs, as in t he case of the present article.

Following Trefler (1993), import penetration also enters the tariff equation indirectly, via A(import penetration). Although a separate equation is not specified for this variable, it is important to note that it is treated analogously with import penetration as endogenous in the estimation of the model. For reasons outlined in the Introduction, the coefficient associated with A(import penetration) is expected to be positive.

The percentage of a domestic industry's output that is exported abroad represents an important measure of comparative advantage, and we expect that it will be negatively correlated with import tariffs. Industries with a more pronounced export orientation, which export a relatively substantial percentage of their output, are likely to profit less from protection for two distinct, but closely related, reasons. First, export orientation reflects relatively efficient production circumstances. Hence, foreign imports are not likely to represent a legitimate threat to the sales of domestic producers. Second, protection of export-oriented industries may provoke retaliatory action by foreign nations that will affect profit adversely.

According to the Olson-Stigler lobby behavior (Olson 1965; Stigler 1971, 1974), lobbying contributions for protection are linear homogeneous with respect to the expected reward and inversely related with coordination transaction costs and existing entry barriers. To capture these elements, vector [X.sub.T] collects variables pertaining to industry concentration, the number of establishments scaled by turnover, and capital stock. Greater concentration reduces the free rider problem and is expected to lead to higher protection. At the same time, as was argued by Caves (1976) and Ray (1981b, p. 164), less-concentrated, widely dispersed industries may have a stronger political base to lobby for protection. In view of the conflicting dynamics, we do not form an a priori expectation regarding the sign of this variable. As was previously noted, the transaction costs associated with the coordination of industrial lobbies is further investigated through a regressor labeled "number of establishments." This variable cor responds to the number of establishments scaled by turnover, to account for the expected linear relationship between lobby contributions and expected benefits of tariff concessions. A smaller number of establishments, relative to industry turnover, ameliorates the free rider problem, thereby increasing the level of protection.

Capital stock represents at least two distinct dimensions relevant to processes investigated in the present study. On the one hand, similar to Trefler (1993, pp. 141, 146) and Goldberg and Maggi (1999, p. 1145), I consider this variable to proxy existing, tariff-independent barriers to entry that, if they apply symmetrically to domestic and foreign rivals, will reduce the value and, therefore, the level of protection. On the other hand, this variable may be viewed as reflecting an important aspect of the potential returns to protection. Along these lines, I note that, as was pointed out by Trefler (1993, p. 141), the less extensive the mobility of capital, the greater the quasi rents associated with protection and the higher the profitability of lobbying effort. Given the antagonist dynamics associated with this variable, I do not speculate as to an expected sign.

An important dimension of endogenous trade-policy formation relates to the extent to which industries lobbying for protection are "disadvantaged." From the protection demand perspective Magee, Brock, and Young (1989) asserted that disadvantaged groups have a low opportunity cost of lobbying. From the supply standpoint, it was argued by Anderson (1980, p. 136) that Australian voters are more likely to disapprove of assistance that is dispensed to industries that are not generally considered to be facing significant hardship. Following Anderson (1980, pp. 136-7), Hillman (1982, p. 1180), and Trefler (1993, p. 142), an industry is considered to be "disadvantaged" if it experiences a slow growth rate (20) and if a considerable proportion of its workforce corresponds to production (i.e., relatively unskilled) labor. In the interest of investigating the latter variable comprehensively, the tariff equation also incorporates two related occupational variables pertaining to the proportion of white-collar and semiskill ed labor in aggregate industry employment. Given our earlier discussion, the expected sign of industry growth is negative and that of production labor is positive. The remaining occupational variables are not signed ex ante. In addition to measures already discussed, the "labor interest" is further represented by aggregate industry employment and the geographic concentration of employment in each industry across the eight Australian states and territories. The former variable is expected to exhibit a positive relationship with the level of protection given that large clusters of workers represent large clusters of votes. At the same time, as was noted by Pincus (1975), Anderson (1980), and Conybeare (1984), geographically concentrated industries with small employment may very well receive a disproportionately large level of assistance "... particularly the more marginal the electorates in which an industry is located ... and especially since the possibility of 'log-rolling' amongst politicians in the party ro om or in the Cabinet helps to offset the disadvantage of supplying few votes" (Anderson 1980, p. 137). (21) Such positive effects are compounded by the fact that geographically concentrated employment is expected to complement the role of high industry concentration and a small number of firms by curtailing the free rider problem. Hence, we expect a positive relationship between geographic concentration and the dependent variable.

The Import Equation

The adopted specification of the import equation, outlined in Table 2, is consistent with a Heckscher-Ohlin framework of trade, not unlike that adopted by Ray (198 ib) and Trefler (1993). Specifically, this equation collects the factor intensities of the primary inputs of capital and labor that are represented by the value of capital scaled by turnover and the sum of gross wages and salaries scaled by turnover, respectively. Given that these variables are distinct from exogenous variables used in the tariff equation, the framework of analysis is econometrically identified. (22) To form a fully simultaneous model and to account for all relevant feedback effects, the nominal average tariff level is added as a final explanatory variable in the import equation.

3. Econometric Implementation and Empirical Results

The econometric results discussed in this section were generated using cross-section data for the 109 Australian manufacturing industries outlined in Table 1 for fiscal year 1990/1991. The data set was constructed using information obtained from the Industry Profiles, the Australian Manufacturing Industry and International Trade Data 1968-69 to 1992-93, the Trade Analysis and Information System (TRAINS) CD-ROM, the 1991 Census of Population and Housing, and additional customized information provided by the Australian Bureau of Statistics and the United Nations Conference on Trade and Development (UNCTAD). (23)

The equations of the model outlined in the previous section were estimated simultaneously as well as independently. Simultaneous equation regressions used both two-stage least-squares (2SLS) and three-stage least-squares (3SLS) methods. To facilitate accurate estimations, the vector of instruments included not only the characterizations of the relevant model regressors that appear in Table 2 but also alternative, comparably meaningful, definitions of these variables. (24) Independent estimations of the model equations were performed using the ordinary least-squares (OLS) method. Where possible, the covariance matrix was corrected for heteroskedasticity using the method proposed by White (1980) and Greene (1997). The resulting parameter estimates of independent and simultaneous regressions of the model equations, outlined in the previous section, are reported in Table 3, together with the associated t-statistics and adjusted R-squared measures. (25)

I first examine the implementations of the 2SLS and 3SLS methods of simultaneous equations estimation. According to Table 3, the results of the two estimation techniques are virtually identical. Furthermore, the majority of the coefficients estimated using these methods are statistically significant and qualitatively consistent with my expectations.

From the last two sets of columns of Table 3, I note that a dynamic change in import penetration [[DELTA](import penetration)] is negatively correlated with the prevailing nominal tariff rate. In the earlier discussion, I predicted that the coefficient of this variable would be positive by considering not only that high tariff rates are correlated with high import-penetration rates but also that, despite the overall downward trend exhibited by Australian tariffs over the 1981/1982-1990/1991 period, changes in import penetration that have taken place during this period may explain the relative dispersion in the levels of assistance that prevailed in 1990/1991. This does not seem to be the case. The implication of this finding is that a large increase in import penetration, in the case of an industry that, despite this change is still experiencing relatively little foreign competition, will not drive the relevant tariff concession higher than that awarded to any other industry that is facing a higher overall im port penetration. This result may reflect the presence of certain rigidities in the system that may derive from the increasingly unpalatable nature of tariffs. Large increases in import penetration in the case of industries that traditionally only received a moderate level of protection may lead to small relative changes in the level of assistance, whereas a higher degree of institutional flexibility to increase the relative level of protection may be present in the case of industries that have a long tradition of receiving considerable assistance from the government. (26)

Given the conflicting dynamics associated with changes in the level of industry concentration, this variable was not signed ex ante. The estimated coefficient corresponding to this variable is found to be negative and statistically significant, which suggests that protection favors widely dispersed industries. This result is novel in the Australian context: Previous studies of endogenous trade policy formation have not explored the empirical relevance of this variable. Comparing this result with corresponding findings of studies that used U.S. and Canadian data is not particularly instructive. Whereas Caves (1976) identifies a negative and Trefler (1993) a positive coefficient for analogous variables, Ray (198 la,b) finds mixed results that are sensitive to the adopted specification of the relevant equation.

A second measure of the "centrality" of industrial organization pertains to geographic concentration. While not previously investigated in an empirical setting, geographic concentration has long been viewed as an important industry characteristic in the context of the political economy of policy formation in Australia. Given my earlier discussion, which relied primarily on Anderson's (1980) theoretical analysis of the channels through which geographic concentration may influence industry assistance, this variable was expected to exhibit a positive correlation with the level of protection. My findings provide support to Anderson's prediction, at least to the extent suggested by a positive but statistically insignificant coefficient.

Turning our attention to capital stock, we find that this variable exhibits a negative relationship with the level of assistance. It is worth noting that the relevant coefficient is statistically significant at the 1% level and is highly insensitive to the various estimation methods that are used. This result is consistent with the role of capital stock as a proxy for existing barriers to entry that diminish the value, and therefore the incidence, of protection.

Contrary to my expectation, I find that production labor, which represents one of the variables intended to capture the extent to which an industry may be viewed as disadvantaged and therefore "worthy" of assistance, is negatively correlated with the level of protection. Furthermore, I find that the proportions of the other two occupational categories, given by white-collar and semiskilled workers, that are employed in the various industries are also negatively related to the level of protection. A comprehensive interpretation of these results is not readily evident. It is, however, important to emphasize that the employed occupational variables amount to fairly crude representations and may easily disguise aspects of prevailing occupational biases of industry assistance that may relate to more detailed labor disaggregations.

The remaining variables are comparable with those empirically investigated by Anderson (1980). With the exception of the coefficient of import penetration, all remaining coefficients--exports, number of establishments, industry growth, and aggregate employment--reinforce Anderson's findings and are all consistent with my a priori expectations. Specifically, I find that the level of assistance dispensed by the government in terms of tariff concessions is biased toward industries that are characterized by comparative disadvantage, few establishments, slow growth, and a large workforce.

Despite considerable convergence between my results and those of previous studies, the two do differ in the case of the most fundamental dimension that is investigated: import penetration. Consistent with the prediction of the theory of endogenous protection, I find that an increase in import penetration is positively and significantly correlated with the nominal rate of assistance. However, using single-equation estimation techniques and Australian data, similar studies, including Anderson (1980) and Aislabie (1988), found import penetration to be negatively correlated with the level of protection. The implication that trade barriers are unprotective presented a puzzling proposition to these authors. Anderson (1980) noted, characteristically, "The negative though mostly insignificant coefficient for IMP (i.e., import penetration) indicates that the more assisted industries have not necessarily been those whose domestic markets have been supplied largely by imports. But this is probably because industry assis tance itself has reduced import penetration ratios in highly assisted industries to well below what they would have been in the absence of assistance. Certainly one should not conclude from this result that the stronger the import competition, the less assistance an industry is likely to receive" (27) (p. 139). Anderson was correct in considering that his single-equation estimation technique effectively "fused" the reciprocal causal flows between import penetration and the level of protection. Contrary to Anderson's framework, the model used in the present study allows the simultaneous determination of the two variables, thereby "disentangling" the impact of a higher import penetration on tariffs, and, in turn, the effect of such higher tariffs on import penetration. To evaluate the extent to which single-estimation techniques that are used in the context of endogenous trade-theory models may underestimate the impact of import penetration on protection, I proceed to compare the relevant coefficient derived by estimating the tariff equation independently using OLS and simultaneously with the import equation using 2SLS or 3SLS. As it may be noted from Table 3, the coefficients of import penetration in the case of 2SLS and 3SLS estimations are virtually identical and correspond to 0.22. However, the corresponding coefficient assumes the value 0.046 when estimated with OLS. Hence, when the bidirectional relationship between import penetration and the level of protection is disentangled, the coefficient of the former increases by more than a staggering fourfold!

Turning our attention to the import equation, we note that although labor intensity is positively and significantly correlated with imports, the coefficient pertaining to capital intensity does not exhibit statistical significance. Although my study does not concentrate on the determinants of comparative advantage, it is important to note that these results are roughly consistent with relevant stylized facts as well as the main findings of studies that investigate aggregate Australian import-demand functions, such as Tombazos (1999). Finally, I note that, as expected, tariffs are negatively and, at least in the case of the 3SLS estimation, significantly correlated with import penetration. Similar to the case of single-equation studies of endogenous protection, previous investigations of the impact of tariffs on imports, such as Simmons and Smith (1994), did not account for the bidirectional nature of the relationship between the two variables. This generated equally puzzling results: Tariff decreases were gen erally found to have a surprising small effect on imports. To shed light on this issue, I proceed to compare the corresponding coefficients of tariffs (in the import equation) derived using OLS and the simultaneous 3SLS technique. The parameter estimate generated by the former method is -0.18, and the coefficient that corresponds to the latter technique is -0.49. Hence, at least in the context of the model employed in the present study, accounting for the relevant feedback effects leads to an estimate of the relevant coefficient that is more than two and a half times as large as the corresponding estimate derived from a framework that ignores the issue of simultaneity.

The robustness of my results depends critically on the extent to which they may be sensitive to the specification of the tariff equation. In an effort to investigate this issue, I estimated alternative formulations of the system of simultaneous equations that entailed dropping regressors other than import penetration, my key variable, from the tariff equation, one at a time. (28) In addition, the model was also estimated after dropping all peripheral instruments. (29) The resulting sensitivity analysis protocol required the estimation of 12 models. To facilitate a meaningful comparison of analogous estimates derived from simultaneous-equation and single-equation regressions, I also performed similarly specified independent estimations of the tariff equation using OLS. Table 4 summarizes the results. In the case of the 3SLS estimations, I report the likelihood-ratio test pertaining to each alternatively specified edition of the tariff equation. In addition, for each set of corresponding simultaneous and indepe ndent regressions, I report the 3SLS estimate of the coefficient of import penetration [[beta].sup.3SLS.sub.M] the ratio between corresponding import penetration coefficients derived via 3SLS and OLS, [[beta].sup.3SLS.sub.M]/[[beta].sup.OLS.sub.M], the 3SLS estimate of the coefficient of the tariff variable [[beta].sup.3SLS.sub.T], and the ratio between corresponding tariff level coefficients derived via 3SLS and OLS, [[beta].sup.3SLS.sub.T]/[[beta].sup.OLS.sub.T]. Finally, where applicable, I report coefficient sign reversals in the case of both single-equation and system of equations estimations.

According to the first column of Table 4, the likelihood-ratio test renders significant results in the case of the majority of the regressors and instruments used in the 3SLS estimation. Furthermore, the values of [[beta].sup.3SLS.sub.M] and [[beta].sup.3SLS.sub.T] are reasonably stable across the bulk of the various specifications. More important, as the reported values for [[beta].sup.3SLS.sub.M]/[[beta].sup.OLS.sub.M] and [[beta].sup.3SLS.sub.T]/[[beta].sup.OLS.sub.T] show, irrespective of the specification, single-equation estimations invariably underestimate (the absolute value of) the coefficients of both import penetration and tariffs. In addition, although sign reversals are generated by both single-equation and system of equations estimations, only the former reverse the sign of import penetration. Sign reversals that are generated by the simultaneous models are confined to the case of only two coefficients, both of which were, at least at the 5% level, statistically insignificant in the original, unconstrained model.

It is worth noting from Table 4 that the sign of the coefficient of import penetration that appeared in the tariff equation exhibits a reversal in the case of the single-equation estimation when certain occupational variables are dropped. Of interest, these are variables not used by studies of endogenous policy formation that employed Australian data, such as Anderson (1980) and Aislabie (1988). Hence, in a sense, the single-equation regressions that exclude the relevant occupational industry characteristics effectively "reproduce" the puzzling results of those authors using, of course, entirely distinct regression equations and data sets. It is important to note that, even in such an extreme case, in which the coefficient of import penetration is underestimated to the extent that it exhibits a sign reversal, the simultaneous estimation of this coefficient is sufficiently robust to maintain its positive qualitative dimension intact.

4. Concluding Remarks

Previous studies of endogenous protection on the one hand and trade liberalization on the other that employed Australian data have generated perplexing results. The findings of the former are consistent with a framework of unprotective tariffs, and the results of the latter suggest that liberalization is generally ineffectual in stimulating imports. In the present article, I demonstrate that the source of such puzzling results is found in the misspecification of analytical frameworks used by the relevant studies that ignore the bidirectional causal relationship between levels of protection and import penetration.

The model I used improves on similar studies that employ Australian data in two distinct ways. First, it investigated the significance of a number of dimensions of the theory of endogenous trade policy formation not previously examined in the relevant literature, using relatively recent data. Second, and most important, it facilitates the simultaneous determination of import penetration and tariffs. This approach disentangles the relevant feedback effects, which can then be estimated independently. The results are of considerable interest. When the bidirectional causal relationship is correctly specified, the estimated impact of import penetration on the tariff level increases by almost fivefold and that of tariffs on import penetration more than doubles.

My results may inform a number of pertinent debates directly. However, they are perhaps most useful in introducing a new framework of analysis of the nexus between endogenous protection and the volume of Australian trade, with policy-relevant implications.
Table 1

Tariff Bindings Under the GATT








                                                     Imports
                                                     in 1991
ASIC            Industry Description                 ($mill.)
Column label
and method of
calculation of
corresponding
values                                                  1

2115            Meat (except small
                goods or poultry)                        40.6
2116            Poultry                                   9.1
2117            Bacon, ham and smailgoods nes             9.8
2121            Liquid milk and cream                     2.7
2123            Cheese                                   99.6
2124            Ice cream and frozen confections          7.2
2131            Fruit products                          100.4
2132            Vegetable products                      204.3
2140            Margarine, oils, and fats nes           157.3
2153            Cereal foods and baking mixes            54.3
2161            Bread                                     1.9
2173            Confectionery and cocoa products        159.1
2174            Processed seafoods                      397.9
2175            Prepared animal and bird foods           38.0
2185            Soft drinks, cordials, and syrups       187.7
2188            Wine and brandy                          76.1
2342            Wool scouring and
                top making                               48.3
2344            Manmade fiber
                broad-woven fabrics                     375.2
2345            Cotton yarns and
                broad-woven fabrics                     443.7
2346            Worsted yams and
                broad-woven fabrics                      27.8
2347            Woolen yarns and
                broad-woven fabrics                      44.7
2348            Narrow-woven and
                elastic textiles                        103.9
2349            Textile finishing                        65.0
2351            Household textiles                       48.9
2352            Textile floor coverings                 106.2
2353            Felt and felt products                   19.6
2354            Canvas and associated
                products nes                             20.1
2355            Rope, cordage, and twine                 24.3
2356            Textile products nes                    379.4
2441            Hosiery                                  18.6
2442            Cardigans and pullovers                 166.6
2451            Mens' trousers and
                shorts; work clothing                    78.7
2452            Mens' suits and coats;
                waterproof clothing                      71.3
2454            Foundation garments                      25.2
2456            Headwear and clothing nes               178.9
2460            Footwear                                379.2
2533            Veneers and manufactured
                boards of wood                           92.2
2534            Wooden doors                             16.9
2535            Wooden structural fittings
                and joinery nes                           1.7
2536            Wooden containers                        10.3
2537            Hardwood woodchips                        0.2
2538            Wood products nes                       177.6
2631            Pulp, paper, and paperboard            1080.5
2635            Paper products nes                       92.6
2643            Paper stationery                        101.0
2751            Chemical fertilizers                    276.1
2753            Synthetic resins and rubber             628.3
2754            Organic industrial
                chemicals nes                          1188.8
2755            Inorganic industrial chemicals nes      788.3
2762            Paints                                   74.9
2763            Pharmaceutical and veterinary
                products                               1007.1
2764            Pesticides                               53.4
2765            Soap and other detergents                67.6
2766            Cosmetics and toilet preparations       133.2
2767            Inks                                     18.6
2768            Chemical products nes                   366.6
2780            Petroleum and coal products nes          15.9
2850            Glass and glass products                247.9
2861            Clay bricks                               1.8
2863            Ceramic tiles and pipes                 142.0
2864            Ceramic goods nes                       149.7
2871            Cement                                   13.4
2882            Stone products                          120.8
2883            Glass wool and mineral wool
                products                                 29.8
2884            Nonmetallic mineral products nes         35.7
2942            Iron casting                              7.4
2961            Aluminum rolling, drawing,
                extruding                                94.1
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                      775.2
                Architectural aluminum products
3142            Architectural aluminum products          14.8
3151            Metal containers                         39.0
3161            Cutlery and hand tools nes              279.4
3163            Nuts, bolts, screws and rivets          139.7
3164            Metal coating and finishing              27.9
3165            Nonferrous steam, gas, and water
                fittings                                192.2
3166            Boiler and plate work                     6.1
3232            Motor vehicle bodies, trailers, and
                caravans                                  3.6
3233            Motor vehicle instruments and
                electrical equipment nes                313.1
3241            Ships                                   391.1
3242            Boats                                    20.5
3243            Railway rolling stock and
                locomotives                              29.4
3244            Aircraft                               2625.9
3245            Transport equipment nes                 178.2
3341            Photographic and optical goods          771.5
3342            Photographic film processing             17.0
3343            Measuring, professional, and s
                scientific equipment nes               1309.8
3351            Radio and TV receivers; audio
                equipment                              1182.0
3352            Electronic equipment nes               4783.6
3353            Refrigerators and household
                appliances                              840.7
3354            Water heating systems                     8.6
3355            Electric and telephone cable and
                wire                                    144.8
3356            Batteries                               105.7
3361            Agricultural machinery                  365.0
3362            Construction machinery                  650.9
3363            Materials handling equipment            319.2
3364            Wood and metal working machinery        417.5
3365            Pumps and compressors                   432.7
3366            Commercial space heating and
                cooling equipment                        54.4
3367            Dies, saw blades, and machine tool
                tool accessories                        180.7
3368            Food processing machinery               311.3
3369            Industrial machinery and equipment
                nes                                    2700.4
3451            Leather, tanning, and fur dressing      121.5
3452            Leather and leather substitute
                goods nes                               148.5
3461            Rubber tires, tubes, belts, hose,
                and sheet                               530.4
3462            Rubber products nes                     181.5
3482            Jewelery and silverware                 310.4
3483            Brooms and brushes                       35.2
3484            Signs and advertising displays            4.5
3486            Writing and marking equipment            71.3
3487            Manufacturing nes                          14
                Total                                32,387.1
                Average                                    --
                Median                                     --
                % of total imports subject to
                  bindings                               n.a.
                % of total HS6 records subject
                  to bindings (b)                        n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)                n.a.






                                                      Imports
                                                     Subject to
                                                        1948
                                                      Bindings
ASIC            Industry Description                  ($mill.)
Column label
and method of
calculation of
corresponding
values                                                   2

2115            Meat (except small
                goods or poultry)                        14.8
2116            Poultry                                   2.0
2117            Bacon, ham and smailgoods nes
2121            Liquid milk and cream
2123            Cheese
2124            Ice cream and frozen confections
2131            Fruit products                            2.0
2132            Vegetable products                       49.5
2140            Margarine, oils, and fats nes            53.4
2153            Cereal foods and baking mixes             0.3
2161            Bread
2173            Confectionery and cocoa products         48.6
2174            Processed seafoods                      109.4
2175            Prepared animal and bird foods
2185            Soft drinks, cordials, and syrups        15.5
2188            Wine and brandy                          50.3
2342            Wool scouring and
                top making
2344            Manmade fiber
                broad-woven fabrics
2345            Cotton yarns and
                broad-woven fabrics                       4.0
2346            Worsted yams and
                broad-woven fabrics
2347            Woolen yarns and
                broad-woven fabrics
2348            Narrow-woven and
                elastic textiles
2349            Textile finishing
2351            Household textiles
2352            Textile floor coverings                  36.6
2353            Felt and felt products
2354            Canvas and associated
                products nes
2355            Rope, cordage, and twine
2356            Textile products nes                     24.9
2441            Hosiery
2442            Cardigans and pullovers
2451            Mens' trousers and
                shorts; work clothing
2452            Mens' suits and coats;
                waterproof clothing
2454            Foundation garments
2456            Headwear and clothing nes                56.1
2460            Footwear
2533            Veneers and manufactured
                boards of wood                            9.8
2534            Wooden doors
2535            Wooden structural fittings
                and joinery nes
2536            Wooden containers
2537            Hardwood woodchips
2538            Wood products nes
2631            Pulp, paper, and paperboard
2635            Paper products nes
2643            Paper stationery
2751            Chemical fertilizers                      2.4
2753            Synthetic resins and rubber               0.2
2754            Organic industrial
                chemicals nes                            10.3
2755            Inorganic industrial chemicals nes       10.2
2762            Paints
2763            Pharmaceutical and veterinary
                products                                 58.5
2764            Pesticides                               11.3
2765            Soap and other detergents                39.8
2766            Cosmetics and toilet preparations       132.6
2767            Inks
2768            Chemical products nes                     0.7
2780            Petroleum and coal products nes
2850            Glass and glass products                 72.3
2861            Clay bricks
2863            Ceramic tiles and pipes
2864            Ceramic goods nes
2871            Cement
2882            Stone products
2883            Glass wool and mineral wool
                products
2884            Nonmetallic mineral products nes          2.6
2942            Iron casting                              0.1
2961            Aluminum rolling, drawing,
                extruding
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                        0.3
                Architectural aluminum products
3142            Architectural aluminum products
3151            Metal containers
3161            Cutlery and hand tools nes               41.3
3163            Nuts, bolts, screws and rivets
3164            Metal coating and finishing
3165            Nonferrous steam, gas, and water
                fittings
3166            Boiler and plate work
3232            Motor vehicle bodies, trailers, and
                caravans
3233            Motor vehicle instruments and
                electrical equipment nes                125.0
3241            Ships
3242            Boats
3243            Railway rolling stock and
                locomotives                              22.5
3244            Aircraft                               1982.5
3245            Transport equipment nes                  16.3
3341            Photographic and optical goods          331.5
3342            Photographic film processing
3343            Measuring, professional, and s
                scientific equipment nes                161.7
3351            Radio and TV receivers; audio
                equipment
3352            Electronic equipment nes               1155.5
3353            Refrigerators and household
                appliances                              350.3
3354            Water heating systems                     5.4
3355            Electric and telephone cable and
                wire
3356            Batteries
3361            Agricultural machinery                   48.8
3362            Construction machinery                   13.6
3363            Materials handling equipment             30.5
3364            Wood and metal working machinery
3365            Pumps and compressors                   417.8
3366            Commercial space heating and
                cooling equipment
3367            Dies, saw blades, and machine tool
                tool accessories                          2.8
3368            Food processing machinery
3369            Industrial machinery and equipment
                nes                                     729.1
3451            Leather, tanning, and fur dressing
3452            Leather and leather substitute
                goods nes
3461            Rubber tires, tubes, belts, hose,
                and sheet                                 6.3
3462            Rubber products nes
3482            Jewelery and silverware                 142.4
3483            Brooms and brushes                       26.5
3484            Signs and advertising displays
3486            Writing and marking equipment
3487            Manufacturing nes                         0.8
                Total                                  6428.9
                Average                                    --
                Median                                     --
                % of total imports subject to
                  bindings                              19.85
                % of total HS6 records subject
                  to bindings (b)                        n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)                n.a.




                                                               Imports
                                                               Subject
                                                       % of    to 1967
                                                     Imports   (Kennedy
                                                     Subject    round)
                                                     to 1948   bindings
ASIC            Industry Description                 Bindings  ($mill.)
Column label
and method of
calculation of
corresponding                                           3
values                                                (=2/1)      4

2115            Meat (except small
                goods or poultry)                     36.54
2116            Poultry                               22.01
2117            Bacon, ham and smailgoods nes          0.00
2121            Liquid milk and cream                  0.00
2123            Cheese                                 0.00
2124            Ice cream and frozen confections       0.00
2131            Fruit products                         1.94
2132            Vegetable products                    24.23
2140            Margarine, oils, and fats nes         33.94
2153            Cereal foods and baking mixes          0.55
2161            Bread                                  0.00
2173            Confectionery and cocoa products      30.56
2174            Processed seafoods                    27.49      60.9
2175            Prepared animal and bird foods         0.00
2185            Soft drinks, cordials, and syrups      8.27
2188            Wine and brandy                       66.11
2342            Wool scouring and
                top making                             0.00
2344            Manmade fiber
                broad-woven fabrics                    0.00
2345            Cotton yarns and
                broad-woven fabrics                    0.89
2346            Worsted yams and
                broad-woven fabrics                    0.00
2347            Woolen yarns and
                broad-woven fabrics                    0.00
2348            Narrow-woven and
                elastic textiles                       0.00
2349            Textile finishing                      0.00
2351            Household textiles                     0.00
2352            Textile floor coverings               34.45
2353            Felt and felt products                 0.00
2354            Canvas and associated
                products nes                           0.00
2355            Rope, cordage, and twine               0.00
2356            Textile products nes                   6.56       7.0
2441            Hosiery                                0.00
2442            Cardigans and pullovers                0.00
2451            Mens' trousers and
                shorts; work clothing                  0.00
2452            Mens' suits and coats;
                waterproof clothing                    0.00
2454            Foundation garments                    0.00
2456            Headwear and clothing nes             31.36
2460            Footwear                               0.00
2533            Veneers and manufactured
                boards of wood                        10.66
2534            Wooden doors                           0.00
2535            Wooden structural fittings
                and joinery nes                        0.00
2536            Wooden containers                      0.00
2537            Hardwood woodchips                     0.00
2538            Wood products nes                      0.00
2631            Pulp, paper, and paperboard            0.00
2635            Paper products nes                     0.00       3.0
2643            Paper stationery                       0.00
2751            Chemical fertilizers                   0.85
2753            Synthetic resins and rubber            0.03
2754            Organic industrial
                chemicals nes                          0.87
2755            Inorganic industrial chemicals nes     1.30
2762            Paints                                 0.00
2763            Pharmaceutical and veterinary
                products                               5.81
2764            Pesticides                            21.09
2765            Soap and other detergents             58.90
2766            Cosmetics and toilet preparations     99.55
2767            Inks                                   0.00
2768            Chemical products nes                  0.20
2780            Petroleum and coal products nes        0.00
2850            Glass and glass products              29.15       3.4
2861            Clay bricks                            0.00
2863            Ceramic tiles and pipes                0.00
2864            Ceramic goods nes                      0.00
2871            Cement                                 0.00
2882            Stone products                         0.00
2883            Glass wool and mineral wool
                products                               0.00
2884            Nonmetallic mineral products nes       7.28
2942            Iron casting                           0.75
2961            Aluminum rolling, drawing,
                extruding                              0.00
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                     0.04
                Architectural aluminum products
3142            Architectural aluminum products        0.00
3151            Metal containers                       0.00
3161            Cutlery and hand tools nes            14.77
3163            Nuts, bolts, screws and rivets         0.00
3164            Metal coating and finishing            0.00
3165            Nonferrous steam, gas, and water
                fittings                               0.00
3166            Boiler and plate work                  0.00
3232            Motor vehicle bodies, trailers, and
                caravans                               0.00
3233            Motor vehicle instruments and
                electrical equipment nes              39.93
3241            Ships                                  0.00
3242            Boats                                  0.00
3243            Railway rolling stock and
                locomotives                           76.63
3244            Aircraft                              75.50
3245            Transport equipment nes                9.16       1.3
3341            Photographic and optical goods        42.97      32.8
3342            Photographic film processing            0.0
3343            Measuring, professional, and s
                scientific equipment nes              12.35
3351            Radio and TV receivers; audio
                equipment                              0.00
3352            Electronic equipment nes              24.15
3353            Refrigerators and household
                appliances                            41.67      51.3
3354            Water heating systems                 63.07
3355            Electric and telephone cable and
                wire                                   0.00      24.8
3356            Batteries                              0.00
3361            Agricultural machinery                13.36
3362            Construction machinery                 2.09
3363            Materials handling equipment           9.56
3364            Wood and metal working machinery       0.00       6.7
3365            Pumps and compressors                 96.56      11.9
3366            Commercial space heating and
                cooling equipment                      0.00
3367            Dies, saw blades, and machine tool
                tool accessories                       1.55
3368            Food processing machinery              0.01
3369            Industrial machinery and equipment
                nes                                   27.00      38.0
3451            Leather, tanning, and fur dressing     0.00
3452            Leather and leather substitute
                goods nes                              0.00
3461            Rubber tires, tubes, belts, hose,
                and sheet                              1.19
3462            Rubber products nes                    0.00
3482            Jewelery and silverware               45.87
3483            Brooms and brushes                    75.15
3484            Signs and advertising displays         0.00
3486            Writing and marking equipment          0.00
3487            Manufacturing nes                      0.52
                Total                                  n.a.     241.1
                Average                               11.32        --
                Median                                 0.00        --
                % of total imports subject to
                  bindings                             n.a.      0.74
                % of total HS6 records subject
                  to bindings (b)                      n.a.      n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)              n.a.      n.a.




                                                       % of    Imports
                                                     Imports   Subject
                                                     Subject   to 1979
                                                     to 1967    (Tokyo
                                                     (Kennedy   round)
                                                      round)   bindings
ASIC            Industry Description                 bindings  ($mill.)
Column label
and method of
calculation of
corresponding                                           5
values                                                (=4/1)      6

2115            Meat (except small
                goods or poultry)                      0.00
2116            Poultry                                0.00
2117            Bacon, ham and smailgoods nes          0.00
2121            Liquid milk and cream                  0.00
2123            Cheese                                 0.00
2124            Ice cream and frozen confections       0.00
2131            Fruit products                         0.00        5.3
2132            Vegetable products                     0.00       58.5
2140            Margarine, oils, and fats nes          0.00        8.6
2153            Cereal foods and baking mixes          0.00
2161            Bread                                  0.00
2173            Confectionery and cocoa products       0.00       16.2
2174            Processed seafoods                    15.31       46.4
2175            Prepared animal and bird foods         0.00
2185            Soft drinks, cordials, and syrups      0.00
2188            Wine and brandy                        0.00
2342            Wool scouring and
                top making                             0.00
2344            Manmade fiber
                broad-woven fabrics                    0.00
2345            Cotton yarns and
                broad-woven fabrics                    0.00        7.7
2346            Worsted yams and
                broad-woven fabrics                    0.00
2347            Woolen yarns and
                broad-woven fabrics                    0.00
2348            Narrow-woven and
                elastic textiles                       0.00
2349            Textile finishing                      0.00
2351            Household textiles                     0.00
2352            Textile floor coverings                0.00
2353            Felt and felt products                 0.00
2354            Canvas and associated
                products nes                           0.00
2355            Rope, cordage, and twine               0.00
2356            Textile products nes                   1.85        3.6
2441            Hosiery                                0.00
2442            Cardigans and pullovers                0.00
2451            Mens' trousers and
                shorts; work clothing                  0.00
2452            Mens' suits and coats;
                waterproof clothing                    0.00
2454            Foundation garments                    0.00
2456            Headwear and clothing nes              0.00
2460            Footwear                               0.00
2533            Veneers and manufactured
                boards of wood                         0.00
2534            Wooden doors                           0.00
2535            Wooden structural fittings
                and joinery nes                        0.00
2536            Wooden containers                      0.00
2537            Hardwood woodchips                     0.00
2538            Wood products nes                      0.00
2631            Pulp, paper, and paperboard            0.00      196.0
2635            Paper products nes                     3.19
2643            Paper stationery                       0.00
2751            Chemical fertilizers                   0.00
2753            Synthetic resins and rubber            0.00       40.4
2754            Organic industrial
                chemicals nes                          0.00       44.1
2755            Inorganic industrial chemicals nes     0.00
2762            Paints                                 0.00       28.0
2763            Pharmaceutical and veterinary
                products                               0.00      109.0
2764            Pesticides                             0.00       25.5
2765            Soap and other detergents              0.00       12.9
2766            Cosmetics and toilet preparations      0.00
2767            Inks                                   0.00
2768            Chemical products nes                  0.00       12.8
2780            Petroleum and coal products nes        0.00
2850            Glass and glass products               1.38
2861            Clay bricks                            0.00
2863            Ceramic tiles and pipes                0.00
2864            Ceramic goods nes                      0.00
2871            Cement                                 0.00
2882            Stone products                         0.00
2883            Glass wool and mineral wool
                products                               0.00
2884            Nonmetallic mineral products nes       0.00
2942            Iron casting                           0.00        1.8
2961            Aluminum rolling, drawing,
                extruding                              0.00
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                     0.00
                Architectural aluminum products
3142            Architectural aluminum products        0.00
3151            Metal containers                       0.00        0.1
3161            Cutlery and hand tools nes             0.00
3163            Nuts, bolts, screws and rivets         0.00
3164            Metal coating and finishing            0.00
3165            Nonferrous steam, gas, and water
                fittings                               0.00      135.5
3166            Boiler and plate work                  0.00
3232            Motor vehicle bodies, trailers, and
                caravans                               0.00
3233            Motor vehicle instruments and
                electrical equipment nes               0.00        0.5
3241            Ships                                  0.00
3242            Boats                                  0.00
3243            Railway rolling stock and
                locomotives                            0.00
3244            Aircraft                               0.00       44.3
3245            Transport equipment nes                0.70       30.5
3341            Photographic and optical goods         4.25        0.4
3342            Photographic film processing           0.00
3343            Measuring, professional, and s
                scientific equipment nes               0.00      480.8
3351            Radio and TV receivers; audio
                equipment                              0.00
3352            Electronic equipment nes               0.00      647.7
3353            Refrigerators and household
                appliances                             6.10        7.7
3354            Water heating systems                  0.00
3355            Electric and telephone cable and
                wire                                  17.13
3356            Batteries                              0.00
3361            Agricultural machinery                 0.00      170.1
3362            Construction machinery                 0.00      330.7
3363            Materials handling equipment           0.00        5.5
3364            Wood and metal working machinery       1.61        2.2
3365            Pumps and compressors                  2.76
3366            Commercial space heating and
                cooling equipment                      0.00
3367            Dies, saw blades, and machine tool
                tool accessories                       0.00        5.0
3368            Food processing machinery              0.00       98.3
3369            Industrial machinery and equipment
                nes                                    1.41      433.0
3451            Leather, tanning, and fur dressing     0.00
3452            Leather and leather substitute
                goods nes                              0.00
3461            Rubber tires, tubes, belts, hose,
                and sheet                              0.00        1.1
3462            Rubber products nes                    0.00
3482            Jewelery and silverware                0.00
3483            Brooms and brushes                     0.00
3484            Signs and advertising displays         0.00
3486            Writing and marking equipment          0.00
3487            Manufacturing nes                      0.00        7.1
                Total                                  n.a.     3017.1
                Average                                0.51         --
                Median                                 0.00         --
                % of total imports subject to
                  bindings                             n.a.       9.32
                % of total HS6 records subject
                  to bindings (b)                      n.a.       n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)              n.a.       n.a.




                                                       % of
                                                     Imports
                                                     Subject
                                                     to 1979
                                                      (Tokyo
                                                      round)
ASIC            Industry Description                 bindings
Column label
and method of
calculation of
corresponding                                           7
values                                                (=6/1)

2115            Meat (except small
                goods or poultry)                      0.00
2116            Poultry                                0.00
2117            Bacon, ham and smailgoods nes          0.00
2121            Liquid milk and cream                  0.00
2123            Cheese                                 0.00
2124            Ice cream and frozen confections       0.00
2131            Fruit products                         5.28
2132            Vegetable products                    28.61
2140            Margarine, oils, and fats nes          5.47
2153            Cereal foods and baking mixes          0.00
2161            Bread                                  0.00
2173            Confectionery and cocoa products      10.16
2174            Processed seafoods                    11.67
2175            Prepared animal and bird foods         0.00
2185            Soft drinks, cordials, and syrups      0.00
2188            Wine and brandy                        0.00
2342            Wool scouring and
                top making                             0.00
2344            Manmade fiber
                broad-woven fabrics                    0.00
2345            Cotton yarns and
                broad-woven fabrics                    1.73
2346            Worsted yams and
                broad-woven fabrics                    0.00
2347            Woolen yarns and
                broad-woven fabrics                    0.00
2348            Narrow-woven and
                elastic textiles                       0.00
2349            Textile finishing                      0.00
2351            Household textiles                     0.00
2352            Textile floor coverings                0.00
2353            Felt and felt products                 0.00
2354            Canvas and associated
                products nes                           0.00
2355            Rope, cordage, and twine               0.00
2356            Textile products nes                   0.95
2441            Hosiery                                0.00
2442            Cardigans and pullovers                0.00
2451            Mens' trousers and
                shorts; work clothing                  0.00
2452            Mens' suits and coats;
                waterproof clothing                    0.00
2454            Foundation garments                    0.00
2456            Headwear and clothing nes              0.00
2460            Footwear                               0.00
2533            Veneers and manufactured
                boards of wood                         0.00
2534            Wooden doors                           0.00
2535            Wooden structural fittings
                and joinery nes                        0.00
2536            Wooden containers                      0.00
2537            Hardwood woodchips                     0.00
2538            Wood products nes                      0.00
2631            Pulp, paper, and paperboard           18.14
2635            Paper products nes                     0.00
2643            Paper stationery                       0.00
2751            Chemical fertilizers                   0.00
2753            Synthetic resins and rubber            6.43
2754            Organic industrial
                chemicals nes                          3.71
2755            Inorganic industrial chemicals nes     0.00
2762            Paints                                37.41
2763            Pharmaceutical and veterinary
                products                              10.82
2764            Pesticides                            47.73
2765            Soap and other detergents             19.04
2766            Cosmetics and toilet preparations      0.00
2767            Inks                                   0.00
2768            Chemical products nes                  3.49
2780            Petroleum and coal products nes        0.00
2850            Glass and glass products               0.00
2861            Clay bricks                            0.00
2863            Ceramic tiles and pipes                0.00
2864            Ceramic goods nes                      0.00
2871            Cement                                 0.00
2882            Stone products                         0.00
2883            Glass wool and mineral wool
                products                               0.00
2884            Nonmetallic mineral products nes       0.00
2942            Iron casting                          23.83
2961            Aluminum rolling, drawing,
                extruding                              0.00
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                     0.00
                Architectural aluminum products
3142            Architectural aluminum products        0.00
3151            Metal containers                       0.15
3161            Cutlery and hand tools nes             0.00
3163            Nuts, bolts, screws and rivets         0.00
3164            Metal coating and finishing            0.00
3165            Nonferrous steam, gas, and water
                fittings                              70.50
3166            Boiler and plate work                  0.00
3232            Motor vehicle bodies, trailers, and
                caravans                               0.00
3233            Motor vehicle instruments and
                electrical equipment nes               0.15
3241            Ships                                  0.00
3242            Boats                                  0.00
3243            Railway rolling stock and
                locomotives                            0.00
3244            Aircraft                               1.69
3245            Transport equipment nes               17.14
3341            Photographic and optical goods         0.06
3342            Photographic film processing           0.00
3343            Measuring, professional, and s
                scientific equipment nes              36.70
3351            Radio and TV receivers; audio
                equipment                              0.00
3352            Electronic equipment nes              13.54
3353            Refrigerators and household
                appliances                             0.91
3354            Water heating systems                  0.00
3355            Electric and telephone cable and
                wire                                   0.00
3356            Batteries                              0.00
3361            Agricultural machinery                46.60
3362            Construction machinery                50.80
3363            Materials handling equipment           1.72
3364            Wood and metal working machinery       0.53
3365            Pumps and compressors                  0.00
3366            Commercial space heating and
                cooling equipment                      0.00
3367            Dies, saw blades, and machine tool
                tool accessories                       2.78
3368            Food processing machinery             31.58
3369            Industrial machinery and equipment
                nes                                   16.03
3451            Leather, tanning, and fur dressing     0.04
3452            Leather and leather substitute
                goods nes                              0.00
3461            Rubber tires, tubes, belts, hose,
                and sheet                              0.20
3462            Rubber products nes                    0.00
3482            Jewelery and silverware                0.00
3483            Brooms and brushes                     0.00
3484            Signs and advertising displays         0.00
3486            Writing and marking equipment          0.00
3487            Manufacturing nes                      4.87
                Total                                  n.a.
                Average                                4.87
                Median                                 0.00
                % of total imports subject to
                  bindings                              n.a
                % of total HS6 records subject
                  to bindings (b)                      n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)              n.a.



                                                        Total
                                                       Imports
                                                       Subject
                                                          to
                                                       Bindings
                                                      Effective
                                                       in 1991
ASIC            Industry Description                   (Smill.)
Column label
and method of
calculation of
corresponding                                             8
values                                               (=2 + 4 + 6)

2115            Meat (except small
                goods or poultry)                         14.8
2116            Poultry                                    2.0
2117            Bacon, ham and smailgoods nes
2121            Liquid milk and cream
2123            Cheese
2124            Ice cream and frozen confections
2131            Fruit products                             7.3
2132            Vegetable products                       108.0
2140            Margarine, oils, and fats nes             62.0
2153            Cereal foods and baking mixes              0.3
2161            Bread
2173            Confectionery and cocoa products          64.8
2174            Processed seafoods                       216.7
2175            Prepared animal and bird foods
2185            Soft drinks, cordials, and syrups         15.5
2188            Wine and brandy                           50.3
2342            Wool scouring and
                top making
2344            Manmade fiber
                broad-woven fabrics
2345            Cotton yarns and
                broad-woven fabrics                       11.6
2346            Worsted yams and
                broad-woven fabrics
2347            Woolen yarns and
                broad-woven fabrics
2348            Narrow-woven and
                elastic textiles
2349            Textile finishing
2351            Household textiles
2352            Textile floor coverings                   36.6
2353            Felt and felt products
2354            Canvas and associated
                products nes
2355            Rope, cordage, and twine
2356            Textile products nes                      35.5
2441            Hosiery
2442            Cardigans and pullovers
2451            Mens' trousers and
                shorts; work clothing
2452            Mens' suits and coats;
                waterproof clothing
2454            Foundation garments
2456            Headwear and clothing nes                 56.1
2460            Footwear
2533            Veneers and manufactured
                boards of wood                             9.8
2534            Wooden doors
2535            Wooden structural fittings
                and joinery nes
2536            Wooden containers
2537            Hardwood woodchips
2538            Wood products nes
2631            Pulp, paper, and paperboard              196.0
2635            Paper products nes                         3.0
2643            Paper stationery
2751            Chemical fertilizers                       2.4
2753            Synthetic resins and rubber               40.6
2754            Organic industrial
                chemicals nes                             54.4
2755            Inorganic industrial chemicals nes        10.2
2762            Paints                                    28.0
2763            Pharmaceutical and veterinary
                products                                 167.5
2764            Pesticides                                36.8
2765            Soap and other detergents                 52.7
2766            Cosmetics and toilet preparations        132.6
2767            Inks
2768            Chemical products nes                     13.5
2780            Petroleum and coal products nes
2850            Glass and glass products                  75.7
2861            Clay bricks
2863            Ceramic tiles and pipes
2864            Ceramic goods nes
2871            Cement
2882            Stone products
2883            Glass wool and mineral wool
                products
2884            Nonmetallic mineral products nes           2.6
2942            Iron casting                               1.8
2961            Aluminum rolling, drawing,
                extruding
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                         0.3
                Architectural aluminum products
3142            Architectural aluminum products
3151            Metal containers                           0.1
3161            Cutlery and hand tools nes                41.3
3163            Nuts, bolts, screws and rivets
3164            Metal coating and finishing
3165            Nonferrous steam, gas, and water
                fittings                                 135.5
3166            Boiler and plate work
3232            Motor vehicle bodies, trailers, and
                caravans
3233            Motor vehicle instruments and
                electrical equipment nes                 125.5
3241            Ships
3242            Boats
3243            Railway rolling stock and
                locomotives                               22.5
3244            Aircraft                                2026.8
3245            Transport equipment nes                   48.1
3341            Photographic and optical goods           364.8
3342            Photographic film processing
3343            Measuring, professional, and s
                scientific equipment nes                 642.5
3351            Radio and TV receivers; audio
                equipment
3352            Electronic equipment nes                1803.2
3353            Refrigerators and household
                appliances                               409.3
3354            Water heating systems                      5.4
3355            Electric and telephone cable and
                wire                                      24.8
3356            Batteries
3361            Agricultural machinery                   218.9
3362            Construction machinery                   344.3
3363            Materials handling equipment              36.0
3364            Wood and metal working machinery           8.9
3365            Pumps and compressors                    429.7
3366            Commercial space heating and
                cooling equipment
3367            Dies, saw blades, and machine tool
                tool accessories                           7.8
3368            Food processing machinery                 98.3
3369            Industrial machinery and equipment
                nes                                     1200.0
3451            Leather, tanning, and fur dressing         0.0
3452            Leather and leather substitute
                goods nes
3461            Rubber tires, tubes, belts, hose,
                and sheet                                  7.4
3462            Rubber products nes
3482            Jewelery and silverware                  142.4
3483            Brooms and brushes                        26.5
3484            Signs and advertising displays
3486            Writing and marking equipment
3487            Manufacturing nes                          7.8
                Total                                   9687.2
                Average                                     --
                Median                                      --
                % of total imports subject to
                  bindings                               29.91
                % of total HS6 records subject
                  to bindings (b)                         n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)                 n.a.



                                                       % of
                                                       Total
                                                      Imports
                                                      Subject
                                                        to
                                                     Bindings
                                                     Effective
ASIC            Industry Description                  in 1991
Column label
and method of
calculation of
corresponding                                            9
values                                                (=8/1)

2115            Meat (except small
                goods or poultry)                      36.54
2116            Poultry                                22.01
2117            Bacon, ham and smailgoods nes           0.00
2121            Liquid milk and cream                   0.00
2123            Cheese                                  0.00
2124            Ice cream and frozen confections        0.00
2131            Fruit products                          7.22
2132            Vegetable products                     52.85
2140            Margarine, oils, and fats nes          39.41
2153            Cereal foods and baking mixes           0.55
2161            Bread                                   0.00
2173            Confectionery and cocoa products       40.72
2174            Processed seafoods                     54.47
2175            Prepared animal and bird foods          0.00
2185            Soft drinks, cordials, and syrups       8.27
2188            Wine and brandy                        66.11
2342            Wool scouring and
                top making                              0.00
2344            Manmade fiber
                broad-woven fabrics                     0.00
2345            Cotton yarns and
                broad-woven fabrics                     2.62
2346            Worsted yams and
                broad-woven fabrics                     0.00
2347            Woolen yarns and
                broad-woven fabrics                     0.00
2348            Narrow-woven and
                elastic textiles                        0.00
2349            Textile finishing                       0.00
2351            Household textiles                      0.00
2352            Textile floor coverings                34.45
2353            Felt and felt products                  0.00
2354            Canvas and associated
                products nes                            0.00
2355            Rope, cordage, and twine                0.00
2356            Textile products nes                    9.36
2441            Hosiery                                 0.00
2442            Cardigans and pullovers                 0.00
2451            Mens' trousers and
                shorts; work clothing                   0.00
2452            Mens' suits and coats;
                waterproof clothing                     0.00
2454            Foundation garments                     0.00
2456            Headwear and clothing nes              31.36
2460            Footwear                                0.00
2533            Veneers and manufactured
                boards of wood                         10.66
2534            Wooden doors                            0.00
2535            Wooden structural fittings
                and joinery nes                         0.00
2536            Wooden containers                       0.00
2537            Hardwood woodchips                      0.00
2538            Wood products nes                       0.00
2631            Pulp, paper, and paperboard            18.14
2635            Paper products nes                      3.19
2643            Paper stationery                        0.00
2751            Chemical fertilizers                    0.85
2753            Synthetic resins and rubber             6.47
2754            Organic industrial
                chemicals nes                           4.58
2755            Inorganic industrial chemicals nes      1.30
2762            Paints                                 37.41
2763            Pharmaceutical and veterinary
                products                               16.63
2764            Pesticides                             68.82
2765            Soap and other detergents              77.93
2766            Cosmetics and toilet preparations      99.55
2767            Inks                                    0.00
2768            Chemical products nes                   3.69
2780            Petroleum and coal products nes         0.00
2850            Glass and glass products               30.53
2861            Clay bricks                             0.00
2863            Ceramic tiles and pipes                 0.00
2864            Ceramic goods nes                       0.00
2871            Cement                                  0.00
2882            Stone products                          0.00
2883            Glass wool and mineral wool
                products                                0.00
2884            Nonmetallic mineral products nes        7.28
2942            Iron casting                           24.58
2961            Aluminum rolling, drawing,
                extruding                               0.00
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                      0.04
                Architectural aluminum products
3142            Architectural aluminum products         0.00
3151            Metal containers                        0.15
3161            Cutlery and hand tools nes             14.77
3163            Nuts, bolts, screws and rivets          0.00
3164            Metal coating and finishing             0.00
3165            Nonferrous steam, gas, and water
                fittings                               70.50
3166            Boiler and plate work                   0.00
3232            Motor vehicle bodies, trailers, and
                caravans                                0.00
3233            Motor vehicle instruments and
                electrical equipment nes               40.08
3241            Ships                                   0.00
3242            Boats                                   0.00
3243            Railway rolling stock and
                locomotives                            76.63
3244            Aircraft                               77.18
3245            Transport equipment nes                27.00
3341            Photographic and optical goods         47.28
3342            Photographic film processing            0.00
3343            Measuring, professional, and s
                scientific equipment nes               49.05
3351            Radio and TV receivers; audio
                equipment                               0.00
3352            Electronic equipment nes               37.70
3353            Refrigerators and household
                appliances                             48.68
3354            Water heating systems                  63.07
3355            Electric and telephone cable and
                wire                                   17.13
3356            Batteries                               0.00
3361            Agricultural machinery                 59.96
3362            Construction machinery                 52.89
3363            Materials handling equipment           11.27
3364            Wood and metal working machinery        2.14
3365            Pumps and compressors                  99.32
3366            Commercial space heating and
                cooling equipment                       0.00
3367            Dies, saw blades, and machine tool
                tool accessories                        4.33
3368            Food processing machinery              31.59
3369            Industrial machinery and equipment
                nes                                    44.44
3451            Leather, tanning, and fur dressing      0.04
3452            Leather and leather substitute
                goods nes                               0.00
3461            Rubber tires, tubes, belts, hose,
                and sheet                               1.39
3462            Rubber products nes                     0.00
3482            Jewelery and silverware                45.87
3483            Brooms and brushes                     75.15
3484            Signs and advertising displays          0.00
3486            Writing and marking equipment           0.00
3487            Manufacturing nes                       5.39
                Total                                   n.a.
                Average                                16.70
                Median                                  0.15
                % of total imports subject to
                  bindings                              n.a.
                % of total HS6 records subject
                  to bindings (b)                       n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)               n.a.



                                                      Total
                                                     Imports
                                                     Subject
                                                        to
                                                     "Active"
                                                     Bindings
                                                     in 1991
ASIC            Industry Description                 ($mill.)
Column label
and method of
calculation of
corresponding
values                                                  10 (a)

2115            Meat (except small
                goods or poultry)                        8.1
2116            Poultry                                  0.0
2117            Bacon, ham and smailgoods nes
2121            Liquid milk and cream
2123            Cheese
2124            Ice cream and frozen confections
2131            Fruit products                           5.3
2132            Vegetable products                      64.5
2140            Margarine, oils, and fats nes           24.1
2153            Cereal foods and baking mixes            0.3
2161            Bread
2173            Confectionery and cocoa products        64.8
2174            Processed seafoods                     216.7
2175            Prepared animal and bird foods
2185            Soft drinks, cordials, and syrups        0.0
2188            Wine and brandy                         50.3
2342            Wool scouring and
                top making
2344            Manmade fiber
                broad-woven fabrics
2345            Cotton yarns and
                broad-woven fabrics                      7.7
2346            Worsted yams and
                broad-woven fabrics
2347            Woolen yarns and
                broad-woven fabrics
2348            Narrow-woven and
                elastic textiles
2349            Textile finishing
2351            Household textiles
2352            Textile floor coverings                 22.8
2353            Felt and felt products
2354            Canvas and associated
                products nes
2355            Rope, cordage, and twine
2356            Textile products nes                    13.8
2441            Hosiery
2442            Cardigans and pullovers
2451            Mens' trousers and
                shorts; work clothing
2452            Mens' suits and coats;
                waterproof clothing
2454            Foundation garments
2456            Headwear and clothing nes               15.6
2460            Footwear
2533            Veneers and manufactured
                boards of wood                           9.8
2534            Wooden doors
2535            Wooden structural fittings
                and joinery nes
2536            Wooden containers
2537            Hardwood woodchips
2538            Wood products nes
2631            Pulp, paper, and paperboard             55.4
2635            Paper products nes                       3.0
2643            Paper stationery
2751            Chemical fertilizers                     2.4
2753            Synthetic resins and rubber             40.6
2754            Organic industrial
                chemicals nes                           49.4
2755            Inorganic industrial chemicals nes       7.5
2762            Paints                                  28.0
2763            Pharmaceutical and veterinary
                products                               167.5
2764            Pesticides                              36.8
2765            Soap and other detergents               52.7
2766            Cosmetics and toilet preparations      132.6
2767            Inks
2768            Chemical products nes                   13.4
2780            Petroleum and coal products nes
2850            Glass and glass products                45.3
2861            Clay bricks
2863            Ceramic tiles and pipes
2864            Ceramic goods nes
2871            Cement
2882            Stone products
2883            Glass wool and mineral wool
                products
2884            Nonmetallic mineral products nes         0.6
2942            Iron casting                             1.8
2961            Aluminum rolling, drawing,
                extruding
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                       0.3
                Architectural aluminum products
3142            Architectural aluminum products
3151            Metal containers                         0.1
3161            Cutlery and hand tools nes               2.7
3163            Nuts, bolts, screws and rivets
3164            Metal coating and finishing
3165            Nonferrous steam, gas, and water
                fittings                               135.5
3166            Boiler and plate work
3232            Motor vehicle bodies, trailers, and
                caravans
3233            Motor vehicle instruments and
                electrical equipment nes               124.8
3241            Ships
3242            Boats
3243            Railway rolling stock and
                locomotives                             22.5
3244            Aircraft                                65.1
3245            Transport equipment nes                  4.0
3341            Photographic and optical goods         332.9
3342            Photographic film processing
3343            Measuring, professional, and s
                scientific equipment nes               642.5
3351            Radio and TV receivers; audio
                equipment
3352            Electronic equipment nes              1789.3
3353            Refrigerators and household
                appliances                             196.0
3354            Water heating systems                    1.0
3355            Electric and telephone cable and
                wire                                    24.8
3356            Batteries
3361            Agricultural machinery                 215.0
3362            Construction machinery                 341.2
3363            Materials handling equipment            29.4
3364            Wood and metal working machinery         8.9
3365            Pumps and compressors                  394.2
3366            Commercial space heating and
                cooling equipment
3367            Dies, saw blades, and machine tool
                tool accessories                         5.0
3368            Food processing machinery               98.3
3369            Industrial machinery and equipment
                nes                                    840.6
3451            Leather, tanning, and fur dressing       0.0
3452            Leather and leather substitute
                goods nes
3461            Rubber tires, tubes, belts, hose,
                and sheet                                1.1
3462            Rubber products nes
3482            Jewelery and silverware                108.7
3483            Brooms and brushes                       8.7
3484            Signs and advertising displays
3486            Writing and marking equipment
3487            Manufacturing nes                        7.4
                Total                                 6540.3
                Average                                   --
                Median                                    --
                % of total imports subject to
                  bindings                             20.19
                % of total HS6 records subject
                  to bindings (b)                       n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)               n.a.

                                                       % of
                                                       Total
                                                      Imports
                                                      Subject
                                                        to
                                                     Bindings
                                                     Effective
                                                      in 1991
                                                     That Are
ASIC            Industry Description                 "Active"
Column label
and method of
calculation of
corresponding                                           11 (a)
values                                                (=10/8)

2115            Meat (except small
                goods or poultry)                      54.66
2116            Poultry                                 0.00
2117            Bacon, ham and smailgoods nes
2121            Liquid milk and cream
2123            Cheese
2124            Ice cream and frozen confections
2131            Fruit products                         73.09
2132            Vegetable products                     59.71
2140            Margarine, oils, and fats nes          38.90
2153            Cereal foods and baking mixes         100.00
2161            Bread
2173            Confectionery and cocoa products      100.00
2174            Processed seafoods                    100.00
2175            Prepared animal and bird foods
2185            Soft drinks, cordials, and syrups       0.00
2188            Wine and brandy                        100.0
2342            Wool scouring and
                top making
2344            Manmade fiber
                broad-woven fabrics
2345            Cotton yarns and
                broad-woven fabrics                    65.98
2346            Worsted yams and
                broad-woven fabrics
2347            Woolen yarns and
                broad-woven fabrics
2348            Narrow-woven and
                elastic textiles
2349            Textile finishing
2351            Household textiles
2352            Textile floor coverings                62.21
2353            Felt and felt products
2354            Canvas and associated
                products nes
2355            Rope, cordage, and twine
2356            Textile products nes                   38.78
2441            Hosiery
2442            Cardigans and pullovers
2451            Mens' trousers and
                shorts; work clothing
2452            Mens' suits and coats;
                waterproof clothing
2454            Foundation garments
2456            Headwear and clothing nes              27.79
2460            Footwear
2533            Veneers and manufactured
                boards of wood                        100.00
2534            Wooden doors
2535            Wooden structural fittings
                and joinery nes
2536            Wooden containers
2537            Hardwood woodchips
2538            Wood products nes
2631            Pulp, paper, and paperboard            28.25
2635            Paper products nes                    100.00
2643            Paper stationery
2751            Chemical fertilizers                  100.00
2753            Synthetic resins and rubber           100.00
2754            Organic industrial
                chemicals nes                          90.70
2755            Inorganic industrial chemicals nes     73.09
2762            Paints                                100.00
2763            Pharmaceutical and veterinary
                products                              100.00
2764            Pesticides                            100.00
2765            Soap and other detergents             100.00
2766            Cosmetics and toilet preparations     100.00
2767            Inks
2768            Chemical products nes                  98.79
2780            Petroleum and coal products nes
2850            Glass and glass products               59.83
2861            Clay bricks
2863            Ceramic tiles and pipes
2864            Ceramic goods nes
2871            Cement
2882            Stone products
2883            Glass wool and mineral wool
                products
2884            Nonmetallic mineral products nes       21.98
2942            Iron casting                          100.00
2961            Aluminum rolling, drawing,
                extruding
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                    100.00
                Architectural aluminum products
3142            Architectural aluminum products
3151            Metal containers                      100.00
3161            Cutlery and hand tools nes              6.48
3163            Nuts, bolts, screws and rivets
3164            Metal coating and finishing
3165            Nonferrous steam, gas, and water
                fittings                              100.00
3166            Boiler and plate work
3232            Motor vehicle bodies, trailers, and
                caravans
3233            Motor vehicle instruments and
                electrical equipment nes               99.44
3241            Ships
3242            Boats
3243            Railway rolling stock and
                locomotives                           100.00
3244            Aircraft                                3.21
3245            Transport equipment nes                 8.28
3341            Photographic and optical goods         91.26
3342            Photographic film processing
3343            Measuring, professional, and s
                scientific equipment nes              100.00
3351            Radio and TV receivers; audio
                equipment
3352            Electronic equipment nes               99.23
3353            Refrigerators and household
                appliances                             47.90
3354            Water heating systems                  17.65
3355            Electric and telephone cable and
                wire                                  100.00
3356            Batteries
3361            Agricultural machinery                 98.22
3362            Construction machinery                 99.09
3363            Materials handling equipment           81.60
3364            Wood and metal working machinery      100.00
3365            Pumps and compressors                  91.73
3366            Commercial space heating and
                cooling equipment
3367            Dies, saw blades, and machine tool
                tool accessories                       64.30
3368            Food processing machinery             100.00
3369            Industrial machinery and equipment
                nes                                    70.05
3451            Leather, tanning, and fur dressing    100.00
3452            Leather and leather substitute
                goods nes
3461            Rubber tires, tubes, belts, hose,
                and sheet                              14.46
3462            Rubber products nes
3482            Jewelery and silverware                76.33
3483            Brooms and brushes                     32.76
3484            Signs and advertising displays
3486            Writing and marking equipment
3487            Manufacturing nes                      94.14
                Total                                   n.a.
                Average                                73.51
                Median                                    --
                % of total imports subject to
                  bindings                              n.a.
                % of total HS6 records subject
                  to bindings (b)                       n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)               n.a.



                                                       % of
                                                      Total
                                                     Imports
                                                     Subject
                                                        to
                                                     "Active"
                                                     Bindings
ASIC            Industry Description                 in 1991
Column label
and method of
calculation of
corresponding                                           12 (a)
values                                               (=10/1)

2115            Meat (except small
                goods or poultry)                     19.97
2116            Poultry                                0.00
2117            Bacon, ham and smailgoods nes          0.00
2121            Liquid milk and cream                  0.00
2123            Cheese                                 0.00
2124            Ice cream and frozen confections       0.00
2131            Fruit products                         5.28
2132            Vegetable products                    31.55
2140            Margarine, oils, and fats nes         15.33
2153            Cereal foods and baking mixes          0.55
2161            Bread                                  0.00
2173            Confectionery and cocoa products      40.72
2174            Processed seafoods                    54.47
2175            Prepared animal and bird foods         0.00
2185            Soft drinks, cordials, and syrups      0.00
2188            Wine and brandy                       66.11
2342            Wool scouring and
                top making                             0.00
2344            Manmade fiber
                broad-woven fabrics                    0.00
2345            Cotton yarns and
                broad-woven fabrics                    1.73
2346            Worsted yams and
                broad-woven fabrics                    0.00
2347            Woolen yarns and
                broad-woven fabrics                    0.00
2348            Narrow-woven and
                elastic textiles                       0.00
2349            Textile finishing                      0.00
2351            Household textiles                     0.00
2352            Textile floor coverings               21.43
2353            Felt and felt products                 0.00
2354            Canvas and associated
                products nes                           0.00
2355            Rope, cordage, and twine               0.00
2356            Textile products nes                   3.63
2441            Hosiery                                0.00
2442            Cardigans and pullovers                0.00
2451            Mens' trousers and
                shorts; work clothing                  0.00
2452            Mens' suits and coats;
                waterproof clothing                    0.00
2454            Foundation garments                    0.00
2456            Headwear and clothing nes              8.71
2460            Footwear                               0.00
2533            Veneers and manufactured
                boards of wood                        10.66
2534            Wooden doors                           0.00
2535            Wooden structural fittings
                and joinery nes                        0.00
2536            Wooden containers                      0.00
2537            Hardwood woodchips                     0.00
2538            Wood products nes                      0.00
2631            Pulp, paper, and paperboard            5.12
2635            Paper products nes                     3.19
2643            Paper stationery                       0.00
2751            Chemical fertilizers                   0.85
2753            Synthetic resins and rubber            6.47
2754            Organic industrial
                chemicals nes                          4.15
2755            Inorganic industrial chemicals nes     0.95
2762            Paints                                37.41
2763            Pharmaceutical and veterinary
                products                              16.63
2764            Pesticides                            68.82
2765            Soap and other detergents             77.93
2766            Cosmetics and toilet preparations     99.55
2767            Inks                                   0.00
2768            Chemical products nes                  3.65
2780            Petroleum and coal products nes        0.00
2850            Glass and glass products              18.27
2861            Clay bricks                            0.00
2863            Ceramic tiles and pipes                0.00
2864            Ceramic goods nes                      0.00
2871            Cement                                 0.00
2882            Stone products                         0.00
2883            Glass wool and mineral wool
                products                               0.00
2884            Nonmetallic mineral products nes       1.60
2942            Iron casting                          24.58
2961            Aluminum rolling, drawing,
                extruding                              0.00
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                     0.04
                Architectural aluminum products
3142            Architectural aluminum products        0.00
3151            Metal containers                       0.15
3161            Cutlery and hand tools nes             0.96
3163            Nuts, bolts, screws and rivets         0.00
3164            Metal coating and finishing            0.00
3165            Nonferrous steam, gas, and water
                fittings                              70.50
3166            Boiler and plate work                  0.00
3232            Motor vehicle bodies, trailers, and
                caravans                               0.00
3233            Motor vehicle instruments and
                electrical equipment nes              39.86
3241            Ships                                  0.00
3242            Boats                                  0.00
3243            Railway rolling stock and
                locomotives                           76.63
3244            Aircraft                               2.48
3245            Transport equipment nes                2.23
3341            Photographic and optical goods        43.14
3342            Photographic film processing           0.00
3343            Measuring, professional, and s
                scientific equipment nes              49.05
3351            Radio and TV receivers; audio
                equipment                              0.00
3352            Electronic equipment nes              37.41
3353            Refrigerators and household
                appliances                            23.32
3354            Water heating systems                 11.13
3355            Electric and telephone cable and
                wire                                  17.13
3356            Batteries                              0.00
3361            Agricultural machinery                58.89
3362            Construction machinery                52.41
3363            Materials handling equipment           9.20
3364            Wood and metal working machinery       2.14
3365            Pumps and compressors                 91.11
3366            Commercial space heating and
                cooling equipment                      0.00
3367            Dies, saw blades, and machine tool
                tool accessories                       2.78
3368            Food processing machinery             31.59
3369            Industrial machinery and equipment
                nes                                   31.13
3451            Leather, tanning, and fur dressing     0.04
3452            Leather and leather substitute
                goods nes                              0.00
3461            Rubber tires, tubes, belts, hose,
                and sheet                              0.20
3462            Rubber products nes                    0.00
3482            Jewelery and silverware               35.02
3483            Brooms and brushes                    24.62
3484            Signs and advertising displays         0.00
3486            Writing and marking equipment          0.00
3487            Manufacturing nes                      5.07
                Total                                  n.a.
                Average                               12.55
                Median                                 0.04
                % of total imports subject to
                  bindings                             n.a.
                % of total HS6 records subject
                  to bindings (b)                      n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)              n.a.






                                                      Portion of
                                                     Corresponding
                                                      HS6 Records
                                                     with "Active"
ASIC            Industry Description                   Bindings
Column label
and method of
calculation of
corresponding
values                                                    13 (a,b)

2115            Meat (except small
                goods or poultry)                         1.9
2116            Poultry                                   0.0
2117            Bacon, ham and smailgoods nes             0.0
2121            Liquid milk and cream                     0.0
2123            Cheese                                    0.0
2124            Ice cream and frozen confections          0.0
2131            Fruit products                            7.9
2132            Vegetable products                       25.5
2140            Margarine, oils, and fats nes            29.1
2153            Cereal foods and baking mixes             4.5
2161            Bread                                     0.0
2173            Confectionery and cocoa products         26.7
2174            Processed seafoods                       69.0
2175            Prepared animal and bird foods            0.0
2185            Soft drinks, cordials, and syrups         0.0
2188            Wine and brandy                          55.6
2342            Wool scouring and
                top making                                0.0
2344            Manmade fiber
                broad-woven fabrics                       0.0
2345            Cotton yarns and
                broad-woven fabrics                       1.8
2346            Worsted yams and
                broad-woven fabrics                       0.0
2347            Woolen yarns and
                broad-woven fabrics                       0.0
2348            Narrow-woven and
                elastic textiles                          0.0
2349            Textile finishing                         0.0
2351            Household textiles                        0.0
2352            Textile floor coverings                  47.6
2353            Felt and felt products                    0.0
2354            Canvas and associated
                products nes                              0.0
2355            Rope, cordage, and twine                  0.0
2356            Textile products nes                     15.7
2441            Hosiery                                   0.0
2442            Cardigans and pullovers                   0.0
2451            Mens' trousers and
                shorts; work clothing                     0.0
2452            Mens' suits and coats;
                waterproof clothing                       0.0
2454            Foundation garments                       0.0
2456            Headwear and clothing nes                 1.1
2460            Footwear                                  0.0
2533            Veneers and manufactured
                boards of wood                           10.0
2534            Wooden doors                              0.0
2535            Wooden structural fittings
                and joinery nes                           0.0
2536            Wooden containers                         0.0
2537            Hardwood woodchips                        0.0
2538            Wood products nes                         0.0
2631            Pulp, paper, and paperboard              10.7
2635            Paper products nes                        4.0
2643            Paper stationery                          0.0
2751            Chemical fertilizers                      7.7
2753            Synthetic resins and rubber               4.1
2754            Organic industrial
                chemicals nes                             2.3
2755            Inorganic industrial chemicals nes        2.4
2762            Paints                                   13.3
2763            Pharmaceutical and veterinary
                products                                 28.6
2764            Pesticides                               50.0
2765            Soap and other detergents                64.3
2766            Cosmetics and toilet preparations        93.3
2767            Inks                                      0.0
2768            Chemical products nes                     3.4
2780            Petroleum and coal products nes           0.0
2850            Glass and glass products                 13.2
2861            Clay bricks                               0.0
2863            Ceramic tiles and pipes                   0.0
2864            Ceramic goods nes                         0.0
2871            Cement                                    0.0
2882            Stone products                            0.0
2883            Glass wool and mineral wool
                products                                  0.0
2884            Nonmetallic mineral products nes          6.7
2942            Iron casting                             50.0
2961            Aluminum rolling, drawing,
                extruding                                 0.0
2962            Nonferrous metals: nes, rolling,
                drawing, extruding                        2.7
                Architectural aluminum products
3142            Architectural aluminum products           0.0
3151            Metal containers                         14.3
3161            Cutlery and hand tools nes                2.0
3163            Nuts, bolts, screws and rivets            0.0
3164            Metal coating and finishing               0.0
3165            Nonferrous steam, gas, and water
                fittings                                 10.0
3166            Boiler and plate work                     0.0
3232            Motor vehicle bodies, trailers, and
                caravans                                  0.0
3233            Motor vehicle instruments and
                electrical equipment nes                 44.0
3241            Ships                                     0.0
3242            Boats                                     0.0
3243            Railway rolling stock and
                locomotives                              31.8
3244            Aircraft                                 21.4
3245            Transport equipment nes                   6.7
3341            Photographic and optical goods           48.2
3342            Photographic film processing              0.0
3343            Measuring, professional, and s
                scientific equipment nes                 29.9
3351            Radio and TV receivers; audio
                equipment                                 0.0
3352            Electronic equipment nes                 23.0
3353            Refrigerators and household
                appliances                               16.9
3354            Water heating systems                    25.0
3355            Electric and telephone cable and
                wire                                     15.4
3356            Batteries                                 0.0
3361            Agricultural machinery                   31.9
3362            Construction machinery                   53.7
3363            Materials handling equipment             11.4
3364            Wood and metal working machinery          6.5
3365            Pumps and compressors                    81.3
3366            Commercial space heating and
                cooling equipment                         0.0
3367            Dies, saw blades, and machine tool
                tool accessories                          3.1
3368            Food processing machinery                15.4
3369            Industrial machinery and equipment
                nes                                      71.4
3451            Leather, tanning, and fur dressing        2.5
3452            Leather and leather substitute
                goods nes                                 0.0
3461            Rubber tires, tubes, belts, hose,
                and sheet                                 3.7
3462            Rubber products nes                       0.0
3482            Jewelery and silverware                  28.0
3483            Brooms and brushes                       33.3
3484            Signs and advertising displays            0.0
3486            Writing and marking equipment             0.0
3487            Manufacturing nes                         3.7
                Total                                    n.a.
                Average                                  11.3
                Median                                    1.3
                % of total imports subject to
                  bindings                               n.a.
                % of total HS6 records subject
                  to bindings (b)                        n.a.
                % of total HS6 records subject to
                  "active" bindings (a,b)                12.1

n.a. denotes not applicable.

(a)Active bindings represent all instances in which the bound tariff
rate is equal to the applied tariff rate.

(b)HS6 represents the Harmonized six-digit index.

Table 2

Regressors of Model Equations

Tariff Equation (a)          Regressor

Import penetration           Nominal imports as a % of domestic
                              consumption defined as domestic
                              production (turnover) plus net
                              imports
[DELTA](import penetration)  Import penetration in 1990/1991
                              minus import penetration in
                              1981/1982
Exports                      Exports as a percentage of turnover
Concentration                Four firm concentration ratio
                              (output of the four largest firms
                              as a % of aggregate industry
                              output)
Establishments               Number of establishments scaled by
                              industry turnover
Capital stock                Value of total industry assets in
                              fiscal year 1989/1990
Industry growth              Change in turnover from 1981/1982
                              to 1990/1991 as a % of turnover in
                              1981/1982
Geographic concentration     Index of employment concentration
                              across the eight Australian States
                              and Territories given by:
                              [[SIGMA].sup.8.sub.i=1]
                              [Emp.sub.i]/
                              [[SIGMA].sup.8.sub.j=1]
                              [Emp.sub.j] -- [Pop.sub.i]/
                              [[SIGMA].sup.8.sub.j=1]
                              [Pop.sub.j]/ where [Pop.sub.i]
                              ([Emp.sub.i] corresponds to the
                              population (number of workers in a
                              given industry) residing
                              (employed) in state or territory
                              i.
Employment size              Unscaled number of workers in
                              industry
White-collar workers (b)     % of managers and professionals in
                              aggregate industry employment
Semiskilled workers (b)      % of paraprofessionals,
                              tradespersons, clerks,
                              salespersons, and personal service
                              workers in aggregate industry
                              employment
Production workers (b)       % of laborers and related workers
                              in aggregate industry employment
Import equation (a)
  Tariff                     Nominal (unweighted) average
                              tariff in 1991
  Capital intensity          Value of total assets of fiscal
                              year 1989/1990 scaled by tumover
                              of 1990/1991
  Labor intensity            Gross wages and salaries scaled
                              by turnover

(a)Unless otherwise indicated, the relevant observations correspond to
fiscal year 1990/1991

(b)To avoid a collinear relationship between variables, one occupational
category (operators and drivers) was dropped. The data used to construct
these variables were extracted from the 1991 census

Table 3

Estimated Model Coefficients

                                       OLS (a)               2SLS (a)
                              Coefficient  t-statistic  Coefficient

Tariff Equation
Constant                      59.1817 *          5.693   70.8261 *
 Import penetration            0.0463            1.470    0.2220 **
 [DELTA](import penetration)  -0.0206           -0.287   -0.5l09 **
 Exports                      -0.0922 *         -7.495   -0.0789 **
 Concentration                -0.1558 *         -2.750   -0.l417 ***
 Establishments               -0.0305           -1.388   -0.0447
 Capital stock                -0.0088 *         -4.293   -0.0090 *
 Industry growth               0.0017            0.190   -0.0110
 Geographic concentration      7.5812 **         2.159    3.2492
 Employment size               0.0006 ***        2.083    0.0006 **
 White-collar workers         -0.6677 *         -3.765   -0.8509 *
 Semiskilled workers          -0.3838 *         -3.873   -0.5198 *
 Production workers           -0.5515 *         -4.787   -0.6299 *
 [R.sup.2]                           0.49                       0.28
Import equation
 Constant                      7.2681            0.831    8.5669
 Tariff                       -0.1781           -0.874   -0.4863
 Capital intensity             7.1282            0.836    6.4852
 Labor intensity              90.4130 **         2.437  108.8124 *
[R.sup.2]                           0.04          0.04          0.02

                                2SLS (a)                  3SLS
                              t-statistic  Coefficient       t-statistic

Tariff Equation
Constant                            5.543   70.9284 *              6.954
 Import penetration                 2.070    0.2203 **             2.019
 [DELTA](import penetration)       -2.053   -0.5128 **            -2.168
 Exports                           -2.572   -0.0789 **            -2.140
 Concentration                     -1.914   -0.1413 **            -2.355
 Establishments                    -1.572   -0.0446               -1.491
 Capital stock                     -3.625   -0.0089 *             -3.372
 Industry growth                   -0.743   -0.0110               -0.698
 Geographic concentration           0.658    3.2196                0.791
 Employment size                    2.002    0.0006 ***            1.799
 White-collar workers              -3.573   -0.8534 *             -3.670
 Semiskilled workers               -3.975   -0.5199 *             -4.890
 Production workers                -4.166   -0.6301 *             -5.212
 [R.sup.2]                                         0.39 (b)
Import equation
 Constant                           0.964    8.5480                0.998
 Tariff                            -1.563   -0.4879 ***           -1.664
 Capital intensity                  0.730    6.5116                1.048
 Labor intensity                    2.834  108.9241 *              2.833
[R.sup.2]                                          0.39 (b)

(a)Heteroskedasticity correction of the covariance matrix, using the
method proposed by White (1980) and Greene (1997).

(b)Berndt's (1991, p. 468) generalized R-squared. Significance is given
at the

*, 1%

**, 5%

***, 10% levels, with a two-tailed test.

Table 4

Sensitivity Analysis

                                                       Sign
                                                     Reversal
                                      Likelihood      in OLS
Specification                       Ratio Test (c)  Estimations

Unconstrained model                      n.a.          n.a.
Omitted regressor in tariff
 equation
  [DELTA](import penetration)           -35.58          **
  Exports (a)                            49.77 *        --
  Concentration                          12.02 *        --
  Establishments                         -6.21          **
  Capital stock (b)                       3.02          --
  Industry growth                         5.61 **       **
  Geographic concentration               11.80 *        --
  Employment size (c)                     2.87          **
  White-collar workers                   43.74 *        --
  Semiskilled workers                     0.10          --
  Production workers                     35.52 *        --
Omitted peripheral instruments (d)      107.49 *       n.a.
Nonomitted regressor in tariff
 equation
  (import penetration)                   n.a.           **
Nonomitted regressor in import
 equation
  Tariff                                 n.a.          n.a.
  Capital intensity                      n.a.          n.a.
  Labor intensity                        n.a.          n.a.

                                       Sign
                                     Reversal
                                      in 3SLS
Specification                       Estimations  [[beta].sup.3SLS.sub.M]

Unconstrained model                    n.a.               0.22
Omitted regressor in tariff
 equation
  [DELTA](import penetration)           --                0.07
  Exports (a)                           --                0.16
  Concentration                         --                0.24
  Establishments                        --                0.20
  Capital stock (b)                     --                0.22
  Industry growth                       **                0.24
  Geographic concentration              --                0.27
  Employment size (c)                   **                0.28
  White-collar workers                  --                0.21
  Semiskilled workers                   --                0.08
  Production workers                    --                0.33
Omitted peripheral instruments (d)      --                0.14
Nonomitted regressor in tariff
 equation
  (import penetration)                  --                n.a.
Nonomitted regressor in import
 equation
  Tariff                                --                n.a.
  Capital intensity                     --                n.a.
  Labor intensity                       --                n.a.



                                    [[beta].sup.3SLS.sub.M]/
Specification                        [[beta].sup.OLS.sub.M]

Unconstrained model                            4.75
Omitted regressor in tariff
 equation
  [DELTA](import penetration)                  1.61
  Exports (a)                                  6.80
  Concentration                                4.02
  Establishments                               4.89
  Capital stock (b)                            4.27
  Industry growth                              5.27
  Geographic concentration                     3.44
  Employment size (c)                          5.89
  White-collar workers                       -22.37
  Semiskilled workers                        -35.84
  Production workers                           9.12
Omitted peripheral instruments (d)             3.09
Nonomitted regressor in tariff
 equation
  (import penetration)                        n.a.
Nonomitted regressor in import
 equation
  Tariff                                      n.a.
  Capital intensity                           n.a.
  Labor intensity                             n.a.




Specification                       [[beta].sup.3SLS.sub.T]

Unconstrained model                          -0.49
Omitted regressor in tariff
 equation
  [DELTA](import penetration)                -0.50
  Exports (a)                                -0.43
  Concentration                              -0.59
  Establishments                             -0.46
  Capital stock (b)                          -0.54
  Industry growth                            -0.49
  Geographic concentration                   -0.53
  Employment size (c)                        -0.46
  White-collar workers                       -0.33
  Semiskilled workers                        -0.47
  Production workers                         -0.45
Omitted peripheral instruments (d)           -0.58
Nonomitted regressor in tariff
 equation
  (import penetration)                       n.a.
Nonomitted regressor in import
 equation
  Tariff                                     n.a.
  Capital intensity                          n.a.
  Labor intensity                            n.a.



                                    [[beta].sup.3SLS.sub.T]/
Specification                        [[beta].sup.OLS.sub.T]

Unconstrained model                           2.74
Omitted regressor in tariff
 equation
  [DELTA](import penetration)                 2.80
  Exports (a)                                 2.40
  Concentration                               3.30
  Establishments                              2.58
  Capital stock (b)                           3.03
  Industry growth                             2.76
  Geographic concentration                    2.96
  Employment size (c)                         2.59
  White-collar workers                        1.83
  Semiskilled workers                         2.64
  Production workers                          2.54
Omitted peripheral instruments (d)            3.26
Nonomitted regressor in tariff
 equation
  (import penetration)                        n.a.
Nonomitted regressor in import
 equation
  Tariff                                      n.a.
  Capital intensity                           n.a.
  Labor intensity                             n.a.

The first section of this table provides information derived from the
unconstrained simultaneous model estimated using 3SLS and OLS. Each row
of the second section represents a different model specification in
which the explanatory variable identified in the row, and any associated
instrumental variable(s), is (are) omitted from the tariff equation in
3SLS and OLS estimations (this section summarizes the results of 11
specifications). The third section corresponds to a specification that
entails dropping all peripheral instruments. If in at least one of these
specifications, estimated via 3SLS and OLS, a variable exhibits sign
reversal, this is indicated with an "**" in the appropriate column. n.a.
denotes not applicable. The key pertaining to the various superscripts
in this table follows. Significance is given at the *, 1% and **, 10%
levels, with a two-tailed test.

(a)Related instrumental variables EXP82 and EXP91 were also excluded
from the estimations.

(b)Related instrumental variable CURASS90 was also excluded from the
estimations.

(c)Related instrumental variables EMP90 and EMPQLD were also excluded
from the estimations.

(d)These include EXP82, EXP91, EMP90, EMPQLD, CURASS90, LACOST90,
TURN82, and GP92.

(e)Performed using the log-likelihood values of the 3SLS estimation of
the tariff equation corresponding to the constrained and unconstrained
models.

*[Unreadable in original source]


Received September 2000; accepted July 2002.

(1.) For a historical overview of Australian import tariff policy, see Woodland (1992), Capling and Galligan (1992), and Corden (1996).

(2.) By 1970, Australia assumed the unenviable position of one of the two most heavily protected industrialized nations, the other being New Zealand. For a relevant discussion, see Anderson and Garnaut (1986, p. 162).

(3.) See the Trade Assistance Review supplement of the Productivity Commission's Annual Report far 1999.

(4.) Italics added for clarity.

(5.) See Anderson (1995) for a relevant discussion.

(6.) See Tutlock (1967), Brock and Magee (1978), Findlay and Wellisz (1982), Mayer (1984), Baldwin (1985), Hillman (1989), Magee, Brock, and Young (1989), and Grossman and Helpman (1994). For a succinct review of the literature, see Tombazos (2001).

(7.) The relevant literature that examines the theoretical underpinnings of this relationship is discussed in a forthcoming section.

(8.) Treller (1993, p. 139) registers a similar observation in the case of research that used U.S. data.

(9.) As far as I know these are the only three implementations of this analytical framework. Focusing on the country-specific applications of Ray (1981b) and Trefler (1993), it may be useful to note that although the former did not find NTBs to have any concurrent effect on imports, the latter did not measure a statistically significant impact of imports on NTBs.

(10.) Given the emphasis of the study on bidirectional causation between tariffs and imports, unweighted tariffs are a preferable measure of the dependent variable of Equation 1, compared with the corresponding imports-weighted tariff rate. It may be useful to note that the simple correlation coefficient between the two variables is given by 98.8%.

(11.) "Industries correspond to the 4-digit level Australian Standard Industrial Classification (ASIC) index.

(12.) Italics added for clarity.

(13.) This is perhaps exemplified by the blatantly protectionist rhetoric adopted by policy makers of the time. Consider, for example, the speech delivered at the federal house of representatives by J. McEwen, Australia's chief GATT negotiator and minister for trade and industry during the 1950s and 1960s, on the occasion of the tabling of his report regarding the outcomes of the Kennedy Round, in which he noted that "As far as protection for Australian industry is concerned, great care has been taken in any case to avoid impairing its effectiveness" (Snape, Gropp, and Luttrell 1998, p. 386). Similar enthusiasm was displayed in an analogous report pertaining to the outcomes of the Tokyo Round delivered at the house of representatives by J. D. Anthony, McEwen's counterpart in the late 1970s, where he noted, "Australia has achieved a meaningful and advantageous settlement with the U.S.. the European Economic Community (EEC) and Japan without reducing the current level of tariff protection on a single tariff ite m applicable to any manufacturing industry. This was, I believe--I am sure industry agrees with me--a commendable result" (Snape, Gropp, and Luttrell 1998, p. 399).

(14.) Italics added for clarity.

(15.) The "binding" of a tariff applied to a given import category represents an agreement to adopt a specified tariff "ceiling." Under GATT rules, a country may not increase a "bound" tariff above the agreed "ceiling" without providing appropriate compensating concessions to all pertinent trade partners.

(16.) See also summary results, at the bottom of Table 1, column 9.

(17.) See summary results, at the bottom of Table 1, column 6.

(18.) See Snape, Gropp, and Luttrell (1998, p. 399) and footnote 13.

(19.) To perform these comparisons, I rely on the March 2001 edition of the Draft Consolidation of Australia's GATT/WTO Commitments. It should be noted that this database only provides the most recent revisions of bound rates. Hence, where bound rates corresponding to pre-1991 bindings were revised after 1991, say, during the Uruguay Round of 1994, my comparisons would rely on the latest figures. However, it is important to consider that, where present, such amendments invariably represent downward revisions. Hence, using post-1991 bound rates for pre-1991 bindings will have the predictable effect of overestimating the measure of active bindings (this will further facilitate the "stacking of the deck" against my thesis).

(20.) There is a considerable body of theoretical literature that investigates the issue of assistance bias in favor of declining industries. Its origins largely derive from the Stigler-Peltzman (SP) regulatory framework (Stigler 1971; Peltzman 1976). A notable application of this framework in the case of trade policy is contributed by Hillman (1982), who modified the original SP formulation by proposing that political support is likely to depend on the divergence of agents' welfare levels from free trade welfare, rather than welfare levels per se. Athough he found that, under such circumstances, there is scope for assistance bias in favor of declining industries, his model predicted that any such assistance will diminish with time until the industry in question is shut down. The model proposed by Hillman (1982) was reinterpreted by Cassing and Hillman (1986) in a (genuinely) dynamic setting, was extended by Long and Vousden (1991) in the context of a general equilibrium framework that incorporated uncertaint y, and was modified by Brainard and Verdier (1997) to account for fixed costs associated with lobby formation and maintenance. The predictions of these contributions were largely consistent with Hillman (1982), entailing a smooth decrease of the price received by the declining industry until its eventual shut down. By contrast, Choi (2001) argued that, by returning to the assumptions of the original SP framework, an alternative "step-shaped" adjustment path is also possible before the eventual collapse. What unifies these studies is a uniform prediction that, although the protection of declining industries may not be provided ad infinitum, there is considerable scope for dispensing such protection for a prolonged period of time. Empirical support for the existence of assistance bias in favor of declining industries is provided by Cheh (1974) who found that, in the case of the United States, tariff cuts during the Kennedy Round were applied less frequently to industries with slower growth rates.

(21.) Italics added for clarity.

(22.) If we consider that the tariff equation incorporates a total of three variables that are explicitly modeled as endogenous [i.e., tariffs, import penetration, and [DELTA] (import penetration)] then, following Kennedy (1992, p. 165) and Maddala (1977, p. 234), the model will be identified only if the import equation incorporates at least two exogenous variables not included in the tariff equation.

(23.) A statistical appendix illustrating detailed sources and construction techniques for all data used in the model can be supplied from the author on request.

(24.) The additional instruments are EXP82 (unscaled exports in 1981/1982), EXP91 (unscaled exports in 1990/1991), GP92 (gross product of fiscal year 1991/1992 at factor cost using 1989/1990 prices), EMP90 (employment in 1989/1990), CURASS90 (unscaled value of current assets in 1989/1990), LACOST90 (selected labor costs in 1989/1990), TURN82 (turnover in 1981/1982), and EMPQLD (unsealed employment in state with median population in 1990/1991).

(25.) Because regressions of equation systems do not minimize the sum of the squared errors of each independent equation but instead the determinant of the residual cross-product matrix, single-equation R-squared measures are flawed in the context of equation systems. Hence, in the case of 3SLS results, I report the generalized R-squared index, [R.sup.2], suggested by Berndt (1991, p. 468).

(26.) In an effort to further investigate the relevance of any indirect, or nonlinear relationship between import penetration and the tariff level beyond what may be inferred from the coefficient of [DELTA](import penetration), the 3SLS formulation of the model was also estimated after replacing [DELTA](import penetration) in the tariff equation with (import penetration) (2) [simultaneous inclusion of both variables in this equation is not possible, because it would have rendered the system of equations unidentified], in a well-known study of the determinants of campaign contributions by Political Action Committees in the United States, Grier, Munger, and Roberts (1994) found import penetration to be positively related to the dependent variable but the coefficient of (import penetration) (2) to be negative and significant. Extrapolation from those findings suggests that a symmetric relationship is likely to characterize the corresponding variables that appear in my model. As projected, (import penetration) (2 ) assumed a negative coefficient in the modified framework. The coefficients of all remaining variables of both equations remained qualitatively unchanged and with negligible quantitative differences, in the interest of parsimony, the relevant results are not reported in this article. However, they can be made available directly from the author on request.

(27.) Italics added.

(28.) It should he noted that when a regressor is dropped, all associated instruments are also dropped. See the notes pertaining to Table 4 for relevant details.

(29.) These are instruments other than those that appear as regressors in the model. See the notes pertaining to Table 4.

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Christis G. Tombazos *

* Department of Economics, Monash University, Victoria 3800, Australia; E-mail Christis.Tombazos@BusEco.monash.edu.au.

I owe a great debt to numerous people for thoughtful comments, suggestions or advice at various stages of this research. In particular, I would like to thank Kym Anderson, Ann Capling, John Campbell, Mardi Dungey, William Greene, Southern Economic Journal co-editor Kevin Grier, Hal Hill, Mitch Kaneda, Neville Norman, Jonathon Picus, Ed Ray, Peter Rodriguez, Richard Snape, Daniel Trefler, Peter Warr, the participants of the 75th annual conference of the Western Economic Association, the seminar participants of the Research School of Pacific and Asian Studies (RSPAS) of the Australian National University, the seminar participants of the department of economics of the University of Melbourne, and an anonymous referee. Thanks also go to the Department of Foreign Affairs and Trade of the commonwealth of Australia, and particularly Klea Maniatis and Joan Hird, for providing portions of the data. Financial support from the Faculty of Business and Economics of Monash University is gratefully acknowledged. The usual c aveat applies.
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