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 177-184 of 1266

The Impact of Contract Farming on High Yielding Seed Adoption in Ghana

Researchers are partnering with the Savanna Farmers Marketing Company (SFMC) to evaluate the impact of a contract farming program that encourages the uptake of new technologies on the adoption of high yielding seeds in northern Ghana.

Incentivizing Physical Activity to Improve Mental Health During Covid-19 Disruptions in the United States

Osea Giuntella
Kelly Hyde
Silvia Saccardo
Researchers conducted a randomized intervention to measure the impact of financial incentives for reaching daily step goals on physical activity and depression risk during the Covid-19 pandemic, to better understand the association between physical activity and mental health. While program...

The Impact of Information on Preferences for Allocating Land in Nepal

Bhishma Bhusal
Abraham Holland
Researchers introduced a randomized information intervention to see if providing information on how different allocation methods work would shift the preferences of beneficiaries of a Nepalese land allocation program. On average, the information intervention did not change preferences for how land...

Candidate Debate Participation for Citizen Engagement and Electoral Outcomes in Liberia

Jeremy Bowles
Researchers evaluated a nationwide debate initiative in Liberia designed to solicit and rebroadcast policy promises from legislative candidates. Results indicated that when leading candidates participated in debates, citizens were more engaged and informed.

The Impact of Artificial Intelligence on Learning in Brazil

Lycia Lima
Flávio Riva
Researchers evaluated the learning impacts of using AI systems to score and comment on essays written for Brazil’s national post-secondary admission exam. In schools where AI technology was introduced, teachers were able to provide more frequent individualized feedback to students, and students’...

Principal Training to Improve Student Achievement in Puerto Rico

Researchers are evaluating the impact of changes in school management practices on student outcomes over time by introducing a large-scale principal training program for school directors in Puerto Rico and testing different strategies to sustain improved management practices after the program.

The Effects of Working While in School in Uruguay

Researchers partnered with the government of Uruguay to evaluate the impact of a national youth employment program. The program increased participants’ earnings and school enrollment during and up to two years after the program, suggesting that work-study programs may ease students’ school-to-work...