This note outlines the challenges of retaining and attracting high-skilled professionals, briefly assesses both the 'brain gain' and the 'brain drain' in the health sector, and examines some of the existing programs that encourage return. It provides an overview of the role of the diaspora in...

Recent events have rekindled interest in the role of primary commodities in development. Was the boom in commodity prices from around 2003 through 2008 just a cyclical event, or does it suggests that prices have entered on a period of secular strength, driven by factors such as demand in big,...