This paper critiques the last decade of research on the effects of high-skill emigration from developing countries, and proposes six new directions for fruitful research.

US development policy was built for a world that no longer exists. When the US Agency for International Development (USAID) was created in 1961, foreign aid was by far the most important flow of resources to developing countries. Today, aid is a relative sideshow. International migrants send roug...

The welcome rise of replication tests in economics has not been accompanied by a single, clear definition of ‘replication’. A discrepant replication, in current usage of the term, can signal anything from an unremarkable disagreement over methods to scientific incompetence or misconduct....