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 1-8 of 1276

Consumer information to reduce counterfeit agricultural goods in Kenya

Eric Hsu
Anne Wacera Wambugu
In Kenya, researchers assessed the impact of training farmers to verify seed quality on their seed purchasing decisions and productivity, and the responses of seed markets to these changes. Trained farmers became better able to detect seed quality, more selective about where they bought seeds, and...

The Effects of Varying Input Market Timing and Access to Credit on Farmers’ Agricultural Investment in Mali

In Mali, researchers conducted a randomized evaluation to test how the design and timing of a physical market for inputs (village input fairs) with varying levels of credit access affected farmers’ investment decisions. They found that farmers with access to credit from VIFs organized after harvest...

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.

Biased Beliefs and the Dynamic Role of Information in College Choice in Chile

Claudia Allende
Researchers are conducting a randomized evaluation in Chile to study the impact of altering high school students’ beliefs about the returns of college degrees on their decisions to invest in college preparation and which program they choose.

The Impact of Virtual Summer Instruction on Student Learning Loss during the COVID-19 Pandemic in the United States

Sean Corcoran
Sarah Kroeger
COVID-19 school closures have led to widespread student learning loss in the United States. Researchers are evaluating the impact of individualized, virtual summer instruction on redressing these losses. This project is ongoing. Results forthcoming.

The Impact of Sustained Cognitive Effort on Student Performance in India

Researchers evaluated the impact of practicing sustained cognitive activity on cognitive endurance and school performance in Lucknow, India. Students that spent additional time engaging in sustained cognitive effort received higher grades in all of their classes, improved their performance on tests...