In the last decade Morocco undertook substantial, if gradual, trade liberalization by reducing tariffs, reforming trade regulations and signing free and preferential trade agreements with several regions and countries, including the United States, Turkey, the European Union and Arab countries....

This paper investigates whether the Pesticides Initiative Program has significantly affected the export performance of Senegal'shorticulture industry. The authors apply two main microeconometric techniques, difference-in-differences and matching difference-in-differences, to identify the effect...

Global commodity markets are affected by a variety of government policies that may expand or lower overall supply and as a result affect world prices for the specific products concerned. Market failures and market structures (market power along the value chain) also affect supply. This paper...

Agricultural markets in OECD countries have long been highly distorted by government policies. Traditional weighted average aggregates of the price distortions involved, such as producer and consumer support estimates can be poor indicators of the trade restrictiveness and economic welfare...

This paper examines the evolving, cross-country use of antidumping, safeguard, and countervailing duty policies -- temporary trade barriers (TTBs) -- over the period 1990-2009. The author constructs two new measures of imported products subject to the combined use of these TTBs before applying...

This paper introduces a new data set and establishes a set of basic facts and patterns regarding the trade that countries fight about under World Trade Organization (WTO) dispute settlement. The paper characterizes the scope of products, as well as the levels of and changes to the trade values,...

This paper analyzes Zambian export patterns using a new transaction-level trade data set for the period 1999-2011. The data show that, in international comparison, Zambian exports are exceptionally concentrated (on mining products). This reliance has been increasing in recent years. Zambia's...

Use of temporary trade barriers has proliferated across countries, industries, and even policy instruments. This paper constructs a panel of bilateral, product-level United States steel imports that are matched to a unique data set on trade policy exclusions that are associated with the 2002...

This paper examines how the applied multi-sector computable general equilibrium (CGE) literature has moved into quantication of the impacts of greater market access for services. This includes discussion of multi-sector linkages to the service sector, as well both measuring barriers to trade and...

A unilateral trade reform generates two opposite effects: market access expansion and strengthening of competitive pressures in the liberalized market. Using detailed trade and firm-level data from France, the authors investigate how French firms'product scope and export sales changed after...