Evaluations

Policy Publications

Search our database of policy briefcases and bulletins. Briefcases summarize the results and policy recommendations from one randomized evaluation, while bulletins synthesize the broader policy lessons emerging from multiple evaluations on the same topic.

Displaying 19-27 of 54
Children do arithmetic in chalk on a stone floor in India

Roll Call: Getting Children Into School

Student participation is sensitive to the perceived costs and benefits of education. Although the costs are immediate and easy to observe, school quality and the long-run benefits of education are more difficult to perceive. Children, not only their parents, are important to consider when designing...
Young men participate in BAM exercise

Practicing Choices, Preventing Crime

Cognitive behavioral therapy helped young men in cities in Liberia and the United States become more focused on the future, reducing criminal and violent behavior and increasing graduation rates when delivered in school.
Two students work on a whiteboard

What Can We Learn from Charter School Lotteries in the United States?

The estimated impacts of charter schools have varied widely. In Massachusetts, students who won lotteries for charter schools located in urban areas often did substantially better than students who lost, while students who won lotteries for charter schools in nonurban areas fared, on average, about...
Shopkeeper writes a receipt

The Role of the VAT for Tax Enforcement

The Value Added Tax (VAT) system, which generates a paper trail on transactions between firms, facilitated tax enforcement by spreading the impact of enforcement measures up the production chain in a study with over 400,000 firms in Chile.

Make It Rain

Weather index insurance protects farmers against losses from extreme weather and facilitates investment in their farms, but randomized evaluations in South Asia and sub-Saharan Africa have shown low demand for these products at market prices, suggesting the need for alternative approaches.

Responding to Risk: HIV Prevention and Male Circumcision

In rural Malawi, providing information about voluntary medical male circumcision and HIV transmission risk reduced risky sexual behavior among uncircumcised men, but did not increase take-up of circumcision. A subsequent evaluation of a voucher program in urban Malawi found that providing...

Paying for Performance

Performance pay for tax officials in Punjab, Pakistan significantly increased tax revenues without harming taxpayer satisfaction.
A group of people, each with a goat on a rope leash.

Building Stable Livelihoods for the Ultra-poor

A multifaceted livelihood program that provided ultra-poor households with a productive asset, training, regular coaching, access to savings, and consumption support led to large and lasting impacts on their standard of living across a diverse set of contexts and implementing partners.

Resilient Rice

Flood-tolerant rice reduced risk for smallholder farmers in Odisha, India and encouraged additional investment in their farms, resulting in substantially increased yields in both flood and non-flood years.