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 161-168 of 1247

Measuring Competition Through Subsidies in Sierra Leone’s Cocoa Market

Tristan Reed
In order to measure the level of competition among traders in Sierra Leone’s cocoa market, researchers conducted a randomized evaluation to test the impact of delivering subsidies to cocoa traders on prices that traders paid to cocoa farmers. While the bonus payments did not affect the prices paid...

Mobile Phone-Based Extension Services and Agricultural Advice for Cotton Farmers in Gujarat, India

Researchers introduced a mobile phone-based agricultural extension service to evaluate its impact on knowledge and adoption of effective farming methods among cotton farmers in Gujarat, India. They found that the service was highly effective in nudging farmers to adopt a number of recommended...

Innovative Finance for Technology Adoption in Western Kenya

Researchers randomly evaluated whether well-timed access to credit would allow maize farmers in Kenya to make better use of storage and sell their output at higher prices. The loan offers allowed farmers to store more maize and earn higher revenues, with larger revenue impacts for farmers granted...

India’s Happiness Curriculum to Improve Youth Mental Health, Learning, and Development

Avinash Moorthy
Researchers are examining the impact of a socioemotional learning curriculum on student mental health, academic achievement, and other social outcomes.

Social Incentives and Tax Compliance in Bangladesh

Nasiruddin Ahmed
Aminur Rahman
Researchers studied the impact of an innovative taxpayer recognition program that appealed to business owners’ desires for social recognition on firms’ VAT tax compliance and payment rates in Dhaka, Bangladesh. Preliminary results suggested that in areas where some firms were already paying taxes...

Creating Incentives to Decrease Water Waste in Zambia

Researchers partnered with a water company in Zambia to evaluate whether improved information and incentives can help households manage their water usage. They found that targeting incentives to higher household water consumers might be an effective way to reduce water consumption.