A salient feature of globalization in recent decades is the emergence of "global supply chains" in which different countries specialize in different stages of a sequential production process. In Arnaud Costinot, Jonathan Vogel and Su Wang (2011), CVW hereafter, we have developed a simple theory...

A salient feature of globalization in recent decades is the emergence of "global supply chains" in which different countries specialize in different stages of a sequential production process. In Arnaud Costinot, Jonathan Vogel and Su Wang (2011), CVW hereafter, we have developed a simple theory...

What is the impact of the minimum wage on the college wage premium? I show that job-ladder models imply that the effect should be small on impact---raising only the wages of workers bound by the minimum wage---and grow over time as workers slowly move up the job ladder. Guided by my theory, I...

The 1940s witnessed substantial reductions in the Black-white earnings gap. We study the role that domestic WWII defense production played in reducing this gap. Exploiting variation across labor markets in the allocation of war contracts to private firms, we find that war production contracts...

We perform a quantitative analysis of observed changes in U.S. between-group inequality between 1984 and 2003. We use an assignment framework with many labor groups, equipment types, and occupations in which changes in inequality are caused by changes in workforce composition, occupation demand,...

We perform a quantitative analysis of observed changes in U.S. between-group inequality between 1984 and 2003. We use an assignment framework with many labor groups, equipment types, and occupations in which changes in inequality are caused by changes in workforce composition, occupation demand,...