In CGD working paper 95, research fellow Michael Clemens and Gunilla Petterrsson estimate the number of African-born doctors and professional nurses working abroad in a developed countries circa 2000 using destination-country census data. They then compare this to the stocks of these workers in each...

CGD working paper 32, "The Anarchy of Numbers: Aid, Development, and Cross-country Empirics" submits seven aid-growth studies to robustness testing and finds that most are fragile. The data used in the paper are in Excel (data set) and Stata formats (4-year and 5-year aggregates). Full results are...

CGD working paper 26, "New Data, New Doubts: Revisiting "Aid, Policies, and Growth" by CGD non-resident fellow William Easterly, research fellow David Roodman, and Ross Levine (also published as "Aid, Policies, and Growth: Comment" in the American Economic Review, June 2004), concludes that the Burn...

Updated January 2014 David Roodman, creator of the Commitment to Development Index (CDI), has devised a measure of foreign aid flows that takes into account the interest payments that developing countries make to rich country creditors. The Net Aid Transfers data set, which is a component of the CD...