Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 99 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 Communication Messages on Student Performance in São Paulo, Brazil

Researchers, in partnership with the São Paulo Education Secretariat, conducted a randomized evaluation in ninth grade classrooms to investigate the mechanisms driving the effects of communicating with parents on education outcomes.

Community Service Grants to Foster Social and Economic Integration for Youth in Kazakhstan

In Kazakhstan, researchers tested whether offering youth community service grants and training impacted their level of community engagement, pro-social behavior, life skills, and labor market outcomes. Engaging youth in civic service and/or training had little to no effect on these outcomes one-year...

Identity in Charitable Giving in the United States

Katherine Milkman
A large charitable organization in the United States conducted a series of direct mail appeals for donations using different identity primes in 2009-2010. Researchers found that priming a potential donor’s identity as either a previous donor to charity or as a member of their local community...

The Impacts of Gender Norms and Women's Relationship Status on Career Ambitions in the United States

Researchers evaluate whether single women exhibit these tendencies in an elite US MBA program by testing whether students reported different ambitions privately and publicly, or if their responses varied when the audience was largely male. Researchers found that when they expected their answers to...

The Impact of a Gender-Sensitive Training for Police Officers on Gender-Based Violence in India

Researchers are evaluating the impact of a gender-sensitization training for police officers in Bihar, India, using expressive arts techniques, on police officers’ attitudes towards gender-based violence as well as women’s safety and economic agency.

Nudges and Improved Communication to Encourage Medicaid Take-Up in Oregon, United States

Ginny Garcia-Alexander
Margarette (Maggie) A. Weller
Bill Wright
Researchers conducted a randomized controlled trial to study the impact of improved communication and low-cost behaviorally informed “nudges” on Medicaid take-up. The low-cost interventions significantly increased enrollment.

The Impact of Subsidized Employment on Employment Outcomes in Michigan, United States

Elisabeth Gerber
H. Luke Shaefer
In an ongoing study, researchers are testing whether a subsidized employment program for low-income adults with less than a high school degree in Michigan can improve employment opportunities and earnings while reducing public benefit receipt.

The Effect of Behavioral Nudges via Mailed Letters on Subsidized Health Insurance Take-up in the United States

This study examined the impact of an administrative simplification and a series of behavioral nudges (all via letters sent by mail) on enrollment in subsidized health insurance plans. The administrative simplification, which provided a streamlined path to enrollment, had the largest effect on...