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International development experts share their ideas on how wealthy countries can promote prosperity in developing countries. Follow at

Nov 1, 2011

How well did the 22 rich countries that belong to the OECD Development Committee (OECD-DAC) perform in terms of supporting development in 2011? In this week’s Wonkcast, my guest David Roodman, architect of the Commitment to Development Index (CDI), explains some surprising results of the newly released 2011 CDI. While the United States climbed the charts due to a controversial increase in internationally mandated military intervention in Afghanistan, other countries such as Spain and Ireland fell in the rankings because of slower immigration from developing countries.

I also ask David about CGD’s new research data disclosure policy, and its potential to help him improve the Index. As a result of this policy, which David initiated, and the World Bank’s decision to offer free access to its World Development Indicators, full CDI data and “do files” are now available on-line. David encourages students and researchers to poke at it—he is modestly confident that somebody will find some bugs. To read full show summary of the Wonkcast go to