summarizes a series of empirical studies that focus on the effects of the remaining distortions to world merchandise trade for … studies are undertaken using the World Bank's Linkage model, one multi-country study uses the Global Trade Analysis Project …

World commodity markets-and particularly the markets for agricultural commodities-remain highly distorted despite the … wave of liberalization that has swept world trade since the 1980s. Some markets for commodities are characterized by … policy action. Commodity markets are distorted on both the export and the import sides, with serious implications for world …