Previous research shows that both exporting and the use of advanced technologies independently enhance the performance of U.S. manufacturing plants in a variety of ways. The research presented below shows that plants that both export and use advanced technology outperform other plants in a...

We show that endogenous firm selection provides a new welfare margin for heterogeneous firm models of trade (relative to homogeneous firm models). Under some parameter restrictions, the trade elasticity is constant and is a sufficient statistic for welfare, along with the domestic...

This paper estimates a structural model of economic geography using cross-country data on per capita income, bilateral trade, and the relative price of manufacturing goods. More than 70% of the variation in per capita income can be explained by the geography of access to markets and to sources...