Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 96 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 65-72 of 1202

The Oregon Health Insurance Experiment in the United States

Heidi Allen
Mira Bernstein
Jonathan Gruber
Joseph P. Newhouse
Eric Schneider
Jae Song
Bill Wright
Alan Zaslavsky

Information and Gender Differences in University Economics Courses and Majors in the United States

Daniel Halim
Elizabeth T. Powers
Researchers conducted a randomized evaluation to test the impact of providing information to students on their decision to pursue courses and majors in economics at a public university in the United States. The intervention increased male students' likelihood of studying additional economics courses...

Encouraging Adoption of Rainwater Harvesting Tanks Through Collateralized Loans in Kenya

In partnership with Nyala Dairy Cooperative, researchers evaluated the impact of offering asset collateralized loans for rainwater harvesting tanks on both credit access for dairy farmers and profitability for the lender. Using the tanks as loan collateral led to higher take-up of loans by farmers...

Impacts and Challenges of a Teacher Training Program in Nepal

Julie Schaffner
Uttam Sharma
Training teachers to improve teacher quality and student learning is a common strategy taken by policymakers. In Nepal, researchers conducted a randomized evaluation of a government teacher training program for math and science teachers to evaluate the impact on student learning in secondary schools...

Addressing Menstrual Stigma and Hygiene to Improve Education and Psychosocial Well-Being among Adolescent Girls in Madagascar

Julieta Vera Rueda
Duncan Webb
Researchers evaluated the impact of a program addressing constraints related to hygiene infrastructure and access to sanitary products while addressing social stigma around menstruation, on girls’ learning and psychosocial well-being in Madagascar. The program led to improvements in academic...

The Impact of Bid Training on Small Firm Growth in Liberia

Vinayak Iyer
Golvine de Rochambeau
Ridhi Soni
Researchers evaluated the impact of a bid training program on the business performance of local small and medium-sized firms. The bid training led firms to bid on and win more contracts, with the positive impacts concentrated on a quarter of firms.