We consider a model with a large number of industries and agglomeration forces which cause each industry to concentrate in a single country. We show that the division of industries between countries is not unique, and that identical countries might have different numbers of industries and...

Many countries have failed to use natural resource wealth to promote growth and development. They have been damaged by volatility of revenues, have failed to save a sufficiently high proportion of their resource revenues and failed to make high return investments to support diversification of...

This paper explores the interactions between external trade and regional disparities in the Italian economy since unification. It argues that the advantage of the North was initially based on natural advantage (in particular the endowment of water, intensive in silk production). From 1880...