Geography, international trade and institutions are often cited as reasons for the disparity in income among nations. The paper reviews these arguments and focuses on the interdependence between insti-tutional reform and foreign trade. Countries must export to import, and integrating an economy into world markets induces institutional change, which facilitates increased rates of economic growth. It is shown that agricultural policies in advanced countries are a barrier to agricultural exports from developing countries. If these barriers, as the literature suggests, are also barriers to institutional reform in poor countries, then the typically measured gains to trade reform by advanced countries are greatly underestimated, i.e, one measure ...