Unilateral tariff liberalisation by developing nations is pervasive but our understanding of it is shallow. This paper strives to partly redress this lacuna on the theory side by introducing three novel political economy mechanisms with particular emphasis is on the role of production...

Recent theoretical work predicts that an important margin of adjustment to deregulation or trade reforms is the reallocation of output within firms through changes in their product mix. Empirical work has accordingly shifted its focus towards multi-product firms and their product mix decisions....

This paper evaluates a possible US-SACU (Southern African Customs Union) free trade agreement as part of a US approach to new preferential trade agreements characterized by the term competitive liberalization.' This is the idea that competition among large countries (US/EU) to negotiate...

Despite several theoretical contributions and considerable informal empirical evidence" to the contrary, a notion that trade and investment are substitutes persists in trade policy" analysis. This paper considers the liberalization of commodity trade versus liberalization" allowing direct...

This paper analyzes the equilibrium degree of protection as the outcome of the interaction of demands for protection and the demand for a liberal international trading order. It then assesses the current balance. On one hand, the nature of technical progress, the institution of the Uruguay...

There is a large body of evidence indicating that cross-country differences in income levels are associated with differences in productivity. If workers are much more productive in one country than in another, restrictions on immigration lead to large efficiency losses. The paper quantifies...