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.

Displaying 89-96 of 210
Empty polling place with privacy screen emblazoned with American flag and the word "vote"

The Effects of Reciprocity in Voter Mobilization Calls on Voter Turnout in the United States

Albert Fang
Alan Gerber
Gregory A. Huber
Catlan Reardon

The Role of the VAT for Tax Enforcement

Dina Pomeranz

The Value Added Tax (VAT) system, which generates a paper trail on transactions between firms, facilitated tax enforcement by spreading the impact of enforcement measures up the production chain in a study with over 400,000 firms in Chile.

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Do Online Advertisements Increase Name Recognition or Favorability of Political Candidates in the United States?

David E. Broockman
Donald Green

Peer Effects, Pupil-Teacher Ratios, and Teacher Incentives in Kenya

Esther Duflo
Pascaline Dupas
Michael Kremer
Researchers evaluated three interventions that addressed the large class sizes and heterogeneity in student preparation in the Kenyan school system. They found that hiring additional local contract teachers helped reduce classroom overcrowding and improved student learning outcomes. The biggest...
Panel of five judges listens to woman testifying in front of small crowd

Strengthening Village Courts in Rural Bangladesh

Martin Mattsson
Mushfiq Mobarak

Mobilizing Black Voters Using Direct Mail and Commercial Phone Banks in the United States

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

Donald Green
Andrew Healy
Neil Malhotra
Melissa Michelson
Allison Carnegie Sovey
Ali Adam Valenzuela
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Encouraging Interregional Contact to Foster National Identity in Spain

Manuel Bagues
Christopher Roth
Researchers evaluated the long-run effects of temporary contact between individuals from different regions during military service on interregional attitudes and national identity sentiments among former Spanish male conscripts. Overall, conscription outside of one’s region of origin led to positive...