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 825-832 of 1276

Opportunities to Improve the Expansion and Impact of Agricultural Lending in Mali

Researchers evaluated the impact of additional investments in agriculture on income for subsistence farmers. In rural Mali, giving some farmers unrestricted cash grants led to significantly higher productivity and profits, suggesting farmers would invest more in their farms if they had more capital.

The Impact of Emergency Cash Assistance in a Pandemic

Pablo Querubin
Researchers conducted a randomized evaluation in Colombia to assess the effects of emergency cash assistance on the well-being of households. Recipients of the UCT experienced improved financial health, food access, and psychological well-being. Colombia’s newly implemented mobile money system...

The Effects of STEM Summer Programs on College Major, Persistence, and Graduation for Underrepresented High School Students in the United States

Helen Ho
Researchers evaluated three STEM-focused summer programs for high school students and found that the programs increased students’ likelihood of attending a highly-ranked university, graduating, and earning a degree in STEM.

Evidence-Based Medicine for Family Planning in Jordan

Nadia Al-Alawi
Shirin Aladwan
Minki Chatterji
Soon Kyu Choi
Marianne El-Khoury
Researchers partnered with USAID to study the impact of Evidence-Based Medicine programs on changing family planning providers’ biases against injectable contraceptives. Overall, researchers found no change in provider practices and self-reported prescriptions.

Evaluating the Impact of Online Education in Russia

Igor Chirikov
René Kizilcec
Natalia Maloshonok
Tatiana Semenova
Researchers conducted a randomized evaluation to test the impact and cost-effectiveness of fully online and blended STEM classes in Russia on student test scores. Students in online and blended courses achieved similar scores to students in traditional in-person courses at a lower cost.