Little progress has been made since the creation of the WTO in expanding and deepening the coverage of services liberalization commitments. This paper identifies and discusses five hypotheses that may explain the absence of dynamism: (i) technological changes allow ever more services to be...

This paper assesses existing multilateral rules on government procurement from a developing country perspective. It summarizes the economics of discriminatory procurement and investigates to what extent data on procurement reported by members of the WTO Government Procurement Agreement (GPA)...

Since the early 1990s, numerous countries have adopted or strengthened competition legislation. In this Paper we investigate the impact of competition law on industry markups over time and across a large number of countries. We find both domestic and foreign competition to be major sources of...

This paper empirically explores the political-economic determinants of why governments choose to tax or subsidize trade in agriculture. We use a new data set on nominal rates of assistance (NRA) across a number of commodities spanning the last four decades for 64 countries. NRAs measure the...

This paper surveys the major options that have been proposed concerning a possible agreement on trade-related anti-trust principles and evaluates both their desirability and feasibility. Three criteria are used to evaluate the options: (i) the extent to which they enhance the contestability of...

Actual and potential competition is a powerful source of discipline on the pricing behavior of firms with market power. A simple model is developed that shows that the effects of import competition and domestic entry regulation on industry price-cost markups depend on country size. Barriers to...

A new round of WTO negotiations on agriculture, services and perhaps some other issues is expected to be launched in late 1999. To what extent should those negotiations include so-called "new trade agenda" items aimed at ensuring that domestic regulatory policies do not discriminate against...

This paper surveys the literature on trade in services, focusing on the policies that are used to restrict such trade, the gains from liberalization, and the institutional mechanisms that have been adopted in the pursuit of liberalization. It argues that technological progress and international...

Hoekman and Messerlin compare the European Community's "trade fundamentals" prevailing in the 1960s with those applying in Arab countries today. The fundamentals differ significantly—Arab countries trade much less with each other than EC members did, and the importance of such trade in GDP...

May 1999 - Preferential trade agreements that are limited to the elimination of tariffs for merchandise trade flows are of limited value at best and may be as easily welfare-reducing as welfare-enhancing. It is important that preferential trade agreements go beyond eliminating tariffs and quotas...