What should the World Bank optimally do with the US$10 to $20 billion it can loan each year? Has it, in fact, done what is optimal? These two questions, one theoretical and one empirical, have been around for a long time and remain controversial in both academic and policy circles. This study...

It is easy to learn the average income of a resident of El Salvador or Albania. But there is no systematic source of information on the average income of a Salvadoran or Albanian. We create a first estimate a new statistic: income per natural - the mean annual income of persons born in a given...

The migration of doctors and nurses from Africa to developed countries has raised fears of an African medical brain drain. But empirical research on the causes and effects of the phenomenon has been hampered by a lack of systematic data on the extent of African health workers' international...

An influential strand of research has tested for the effects of immigration on natives' wages and employment using exogenous refugee supply shocks as natural experiments. Several studies have reached conflicting conclusions about the effects of noted refugee waves such as the Mariel Boatlift in...

The migration of doctors and nurses from Africa to rich countries has raised fears of an African medical brain drain. But empirical research on the issue has been hampered by lack of data. How many doctors and nurses have left Africa? Which countries did they leave? Where have they settled? To...

Labor markets are increasingly global. Overseas work can enrich households but also split them geographically, with ambiguous net effects on decisions about work, investment, and education. These net effects, and their mechanisms, are poorly understood. This study investigates a policy...

Purpose The purpose of this paper is to critique the last decade of research on the effects of high-skill emigration from developing countries, and proposes six new directions for fruitful research. Design/methodology/approach The study singles out a core assumption underlying much of the recent...