Poor Economics

Using science to help the impoverished: The developed world has failed in its approach to alleviating poverty in the developing world. "Poor Economics" authors Abhijit Banerjee and Esther Duflo aim to change that. Having just won the 2011 Financial Times and Goldman Sachs Business Book of the Year Award for their work, they join Steve Paikin to explain what works, and doesn't, in international aid.