In this paper, I survey the recent theoretical literature that incorporates heterogeneous labor into models of international trade. The models with heterogeneous labor have been used to study how talent dispersion can be a source of comparative advantage, how the opening of trade affects the...

A vast literature on the international activities of heterogeneous firms finds the existence of a positive exporter productivity premium. On average, exporting firms are more productive than firms that sell on the national market only. The Melitz (Econometrica 71:1695–1725, <CitationRef CitationID="CR27">2003</CitationRef>) model,...</citationref>

Using country-level panel data from 1950 to 2003, this paper critically examines the impact of the US Visa Waiver Program (VWP) on bilateral trade levels. Our empirical analysis uses a variety of specifications, estimators, and robustness checks, including a “random growth” specification...