Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 97 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

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The Impact of Feedback on University Student Performance in Spain

Ghazala Azmat
Antonio Cabrales
Nagore Iriberri
University students are increasingly demanding more feedback on their performance relative to their peers, yet little is known on the impact of this feedback on student performance. Researchers shared information on students’ relative academic standing among university students in Spain to evaluate...

Graduating the Ultra-Poor in Egypt

Following a series of evaluations of the Graduation approach in 15 other countries, researchers are now evaluating the impact of the Graduation approach on the livelihoods of the ultra-poor in Upper Egypt.

The Effect of Prepaid Postage on Voter Turnout in the United States

Andrew Healy
Neil Malhotra
Melissa Michelson
Allison Carnegie Sovey
Ali Adam Valenzuela

Smart Meters: Do Prices Matter to Their Adoption and Do They Save Energy?

Michael Price
Researchers conducted a randomized evaluation to test the impact of financial incentives on the take-up of energy-efficient smart meters and subsequent energy use in partnership with British Gas. While offering incentives increased smart meter adoption, customers did not reduce their energy...