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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Evaluating the Impact on Anemia of Making Double Fortified Salt Available in Bihar, India

Sharon Barnhardt
In Bihar, India, researchers examined how double fortified salt could be most effectively priced, marketed, and distributed in order to have the greatest impact on a range of health, education, and economic outcomes.

Multigenerational Benefits to Secondary Schooling in Ghana

Elizabeth Spelke
Mark Walsh
A study conducted in Ghana over 15 years evaluated the benefits of secondary school scholarships on both education and health outcomes.

Primary School Deworming in Kenya

Researchers evaluated a mass school-based deworming program in Western Kenya, and found that deworming substantially improved health and school participation of treated children, as well as of untreated children in both treatment schools and neighboring schools. The program reduced school...

Long-run and Intergenerational Impacts of Child Health Gains from Deworming in Kenya

Joan Hamory Hicks
Patricia Kariger
Michael Walker
Researchers conducted long-term follow-ups a mass school-based deworming program in western Kenya, which had substantially improved health and school participation of treated children, as well as of untreated children in treatment schools and children in neighboring schools in the short-term...

Household Risk Strategies and Conditional Cash Transfers in Nicaragua

Patrick Premand
Renos Vakis
Researchers conducted a randomized evaluation to test the effect of a basic CCT program, as well as two complementary interventions, on households’ vulnerability to irregular weather patterns. Providing households with vocational training or capital grants to generate non-agricultural income helps...

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.