Social experiments to fight poverty: Esther Duflo on TED.com

Alleviating poverty is more guesswork than science, and lack of data on aid’s impact raises questions about how to provide it. But Clark Medal-winner Esther Duflo says it’s possible to know which development efforts help and which hurt — by testing solutions with randomized trials. (Recorded at TED2010, February 2010 in Long Beach, CA. Duration: 16:47)

Watch Esther Duflo’s talk on TED.com, where you can download this TEDTalk, rate it, comment on it and find other talks and performances from our archive of 600+ TEDTalks.