We develop and calibrate a model where di¤erences in factor en- dowments lead countries to trade di¤erent goods, so that the existence of international trade changes the sectorial composition of output from one country to another. Gains from trade re ect in total factor produc- tivity. We...

In this paper, I discuss the reasons for Costa Rica's economic performance over the last quarter of a century. Three complementary sets of policies (investments in human capital, careful stabilization, and an intelligent and aggressive integration into the world economy) explain the successful...