Suppose in each equation, not counting covariance restrictions, we need one more restriction to meet the order condition. If we now add to each equation a restriction that its structural residual is uncorrelated with the residual of some other equation, is the parameter of the new model...

There is no generally accepted definition of internationalization or globalization. In the present essay we offer three alternative definitions, in terms of (ii) an enlargement of the set of trading countries, (ii) an enlargement of the set of traded commodities and (iii) the international...

This volume addresses profound issues in international economics, with contributions from leading researchers on the implications of trade. Empirical studies address preferential trading arrangements, global imbalances and exchange rates, facilitating an understanding of how the economy...

Conditions sufficient for factor price equalization within any non-trivial subset of trading countries are provided. The conditions are that (a) the factor endowment ratios of countries in the subset are all bounded by the factors-in-use ratios in an equilibrium of the hypothetical world economy...