Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 98 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 1-8 of 233

Can Transferring Policing Power to Community Members Improve Legal Protection in Papua New Guinea?

Jasper Cooper
The researcher used a randomized evaluation in Papua New Guinea to study the impact of the Community Auxiliary Police (CAP), a program that devolves policing powers to carefully selected community members. Results suggest increased state presence may have widened the gap between men and women’s...

Priming Adverse Events and Reports of Depression in Nigeria

Kevin McGee
Gbemisola Oseni
Julie Perng
Ryoko Sato
Tomomi Tanaka
Renos Vakis
To better understand how to measure and report depression, researchers randomized the order of questions in a national survey to examine the effect of triggering memories of difficult events, such as conflicts, shocks, and death, on reported levels of depression across households in Nigeria. They...

The Impact of Employment on High-Risk Men in Liberia

Jeannie Annan
In Liberia, researchers tested the effect of an intensive agricultural training program that also provided agricultural supplies and psychosocial counseling on employment activities, income, and socio-political integration. Fourteen months after the program, participants spent more time working in...

Community Driven Development in the Philippines

Amanda Beatty
Ariel BenYishay
Elisabeth King
Aniceto Orbeta
Community-based approaches to development, also called community-driven development (CDD), seek to empower local communities to identify and implement the projects they most need. Researchers evaluated the impact of a national community-driven development program in the Philippines on governance...

The Impact of Candidates’ Political Connections on Voters' Expressed Support in Pakistan

Ali Cheema
Asad Liaqat
Farooq Naseer
Jacob N. Shapiro
Researchers evaluated the impact of randomly varied information about candidates’ political connections on voters' beliefs and self-expressed support in the context of a 2015 local election in Sargodha, a district in rural Pakistan. Providing information on candidates’ connectedness increased voters...

Costs of Failure to Appear for Arraignment

Natalia Emanuel
Helen Ho
Researchers will conduct a randomized evaluation to test the impact of different types of notifications on rates of failure to appear in traffic and criminal misdemeanor courts.

Text Message Reminders Decreased Failure to Appear in Court in New York City

Brice Cooke
Binta Zahra Diop
Alissa Fishbane
Jonathan Hayes
Anuj Shah
Researchers partnered with policymakers in New York City to evaluate the impacts of a redesigned court summons form and text message reminders on failure to appear (FTA) in court. A randomized evaluation found that text message reminders were able to reduce FTA by up to 26 percent, translating to 3...

Improving Security through Concentrated Policing in Bogotá, Colombia

Daniel Mejia
Daniel Ortega
In Bogotá, Colombia, researchers partnered with the city to measure the impact of either concentrated policing, increased municipal clean-ups, or both on crime reduction and displacement. The evaluation found that the two approaches reduced crime on targeted streets when implemented together, but...