We study the optimal trade policy against a foreign oligopoly withendogenous quality. We show that, under the Most Favoured Nation(MFN) clause, a uniform tariff policy is always welfare improvingover the free trade equilibrium. However, a nonuniform tariff policyis always desirable on welfare...

We explore the impact of multilateral liberalization, with emphasison distributional effects across countries. We first develop a realistic base1ine that takes into account events such as the entry of China into the WTO and the enlargement of the EU, allowing us to focus on those effects that...

Because of concern that OECD tariff reductions will translate intoworsening export performance for the least developed countries, trade preferences haveproven a stumbling block to developing country support for multilateral liberalization.We examine the actual scope for preference erosion,...

We are concerned with trade in transport services (not cabotage butrather international shipping, transport,and related logistical services) and the importance of competitionand market structure in the sector. Weexamine implications of liberalization for profits, trade, andnational gains from...

This paper focuses on ignored issues regarding the impact of trade reforms in transition economies. These economies are primarily characterized by a low quality of their products, large depreciations of their currencies, and a high degree of government intervention in economic activity. These...

In this paper we examine the interaction between the different modesof market access commitments inservices (cross-border and establishment) market structure, andregulation. In this context, we focus on theimpact of improved domestic market access for a foreign serviceprovider on a domestic...

We analyze the empirical violation of the Hillman condition, a necessary and sufficient condition for the correspondence between comparative advantage and pre-trade relative prices. Our comprehensive data set allows us to investigate the Hillman condition for virtually all countries of the...

This paper presents a trade model with capital and labor as factors of production. The main contribution of this paper is that it considers a new type of firm heterogeneity, which is empirically relevant: firms in this paper differ with respect to their factor shares in production. Therefore,...