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 9-16 of 1225
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The Impact of Sustained Cognitive Effort on Student Performance in India

Christina Brown
Supreet Kaur
Geeta Kingdon
Heather Schofield
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...
A doctor examines the eyes of a child held by his mother in rural Nigeria.

Pay for Perfomance Incentives for Heathcare Workers and Their Supervisors in Sierra Leone

Stefano Caria
Erika Deserranno
Philipp Kastrau
Working with the Ministry of Health and Sanitation in Sierra Leone, researchers evaluated the impact of incentivizing community health workers (CHWs), their supervisors, or both on health care provision. Sharing the incentive between CHWs and their supervisors resulted in more health care visits...
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Debiasing Law Enforcement Officers

Girija Borker
Nishith Prakash
Maria Micaela Sviatschi

Effectively Targeting Anti-Poverty Programs in Indonesia

Vivi Alatas
Abhijit Banerjee
Rema Hanna
Ben Olken
Julia Tobias
Researchers in Indonesia compared the effectiveness of two methods of identifying the low-income households: a community method where villagers ranked households according to perceived wealth, and a proxy-means test which relied on measures of consumption and assets. The community methods of...
Man in Uganda selling maize

Building Market Linkages for Smallholder Farmers through a Digital Marketplace in Uganda

Lauren Falcao Bergquist
Craig McIntosh
Meredith Startz
Researchers conducted a randomized evaluation in Uganda to test the impact of a mobile phone-based marketplace for agricultural commodities on local market prices, entry of traders, farmer revenue, and trader profits. Overall, the platform increased trade flows and decreased price variation across...
A smiling mother holds a young baby close to her, looking at the child.

Randomized Evaluation of the Nurse Family Partnership in South Carolina

Researchers are evaluating the impact of an intensive nurse home visiting program for low-income mothers on pregnancy and birth outcomes, child health and development, and future life-courses for the family. The program had no effect on adverse birth outcomes or prenatal outcomes such as health care...
Student being called on by a teacher

Educational Returns of Boarding Schools for Underserved Secondary School Children in France

Luc Behaghel
Clement de Chaisemartin
Axelle Charpentier
Marc Gurgand
Researchers conducted a randomized evaluation to test the impact of boarding schools on educational outcomes and well-being for children with disadvantaged backgrounds in France. The top third of students admitted to France’s first “boarding school of excellence” had large improvements in math...
A person holding a red and yellow cocoa pod in Ghana

The Impact of a Digital Credit for Small-Scale Farmers in Ghana

Monica Lambon-Quayefio
Utsav Manjeer
Christopher Udry
Researchers are evaluating the impact of an innovative mobile phone-based digital finance program on loan repayment rates, investment decisions, savings, and use of other financial services, as well as agricultural yields and profits.