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.

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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...

The Effects of Varying Input Market Timing and Access to Credit on Farmers’ Agricultural Investment in Mali

In Mali, researchers conducted a randomized evaluation to test how the design and timing of a physical market for inputs (village input fairs) with varying levels of credit access affected farmers’ investment decisions. They found that farmers with access to credit from VIFs organized after harvest...

Using Agronomic Trials in Kenya to Learn about Farmers’ Learning

Researchers conducted a randomized evaluation in western Kenya to test how farmer participation in agronomic trials impacted their experimentation on their own farms with different input combinations and impacted their use of high-quality inputs, yields, adoption of new crops, and profitability...

The Impact of Farmer Managed Natural Regeneration and Formalized Land Rights on Reforestation and Crop Yields in Niger

Jules Bayala
Ariel BenYishay
Ibrahim Ouattara
Jessica Wells
Leigh Anne Winowiecki
Researchers are evaluating the impact of Farmer Managed Natural Regeneration and formalized land rights on reforestation and crop yields.

Promoting Sustainable Farming Practices in Malawi

Ariel BenYishay
Researchers conducted a randomized evaluation to test the impact of leveraging social networks to disseminate information about two technologies, pit planting and “Chinese composting,” on farmers’ adoption of these methods. Providing performance-based incentives to peer farmers had the biggest...

Encouraging Adoption of Rainwater Harvesting Tanks Through Collateralized Loans in Kenya

In partnership with Nyala Dairy Cooperative, researchers evaluated the impact of offering asset collateralized loans for rainwater harvesting tanks on both credit access for dairy farmers and profitability for the lender. Using the tanks as loan collateral led to higher take-up of loans by farmers...