Evaluations

Using a technology-based math curriculum, researchers evaluated the impact of different incentive types—rewarding continuous effort in the classroom versus rewarding test performance—on student learning. Results indicate that effort-based incentives can be a more effective and cost-effective way of...

In partnership with the Chilean National Fish Service (Sernapesca), researchers conducted a randomized evaluation to test the impact of enforcement visits to fish markets and a consumer information campaign on the illegal sale of hake fish. They found that both the information campaign and...

In this study, researchers evaluated scalable methods to improve student retention and performance in an online course, with the goal of improving meaningful access to this resource.

Researchers conducted a randomized evaluation to study the impact of a large-scale Community-Led Total Sanitation (CLTS) program in Indonesia on sanitation practices, attitudes towards open defecation, and child health. When implemented by external resource agencies instead of local governments...

Researchers worked with the state government to evaluate the impact of three programs to build demand for vaccination: local immunization ambassadors, small, non-financial incentives, and tailored SMS reminders. The most effective policy option increased measles vaccination by approximately 55...

In partnership with three microfinance institutions (MFIs), researchers conducted a randomized evaluation to measure the impact of providing loans, cash grants, or in-kind grants on microentrepreneurs’ business decisions, outcomes, and overall welfare. All three types of capital assistance led to...

A randomized evaluation in rural Kenya found that offering higher short-term interest rates on a savings account substantially increased bank account use two and a half years for after the promotional rate ended. Offering the interest rate promotion on individual bank accounts also increased...

In India, researchers randomly assigned microfinance clients to monthly or weekly meeting schedules to test whether more frequent meetings could build social capital. They found that weekly meetings lead to higher levels of social interaction that continued beyond the initial loan cycle, which...