This paper uses basic economic theory to examine the circumstances in which government intervention in markets is justified, and the conditions under which the independent domestic policy choices of national governments can potentially be unambiguously improved upon by international coordination...

Previous studies of trade and the environment overwhelmingly focus on how trade affects where goods are produced. However, trade also affects where goods are consumed. In this paper we describe a model of trade with durable goods and non-chomothetic preferences. In autarky, used goods are...

This is a position paper dealing with the major issues of the Doha Round negotiations that are of importance for developing countries. It was prepared for circulation prior to the Cancun Ministerial Meeting of the WTO. It provides recommendations for WTO decision making, agricultural policies,...

Previous theoretical contributions on endogenous tariff formation have focused on trade mod-els with homogeneous goods and constant returns to scale. This paper investigates the political equilibrium of trade policy when economic structure is instead characterized by differentiated products and...

This essay was written for the Princeton Encyclopedia of the World Economy. The Ricardian Model describes a world in which goods are competitively produced from a single factor of production, labor, using constant-returns-to-scale technologies that differ across countries and goods. With only...

We have used the Michigan Model of World Production and Trade to simulate the economic effects of the Uruguay Round of multilateral trade negotiations completed in 1993-94 on the major industrialized and developing countries/regions. We estimate that the Uruguay Round negotiations increased...

This paper reviews the theoretical development of the concept of comparative advantage, starting with the two-good model of Ricardo and the two-good extension and reinterpretation by Haberler. In both, the presence of comparative advantage provides the scope for countries to gain from trade by...