PDF version

Search our database of 994 randomized evaluations conducted by our affiliates in 84 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

Data Available
Intervention Type
Target Group
Outcome of Interest
Research Initiative

Fewer filters

92 Results
Corn hung up from wooden rafter

Agriculture, Finance, Gender

Opportunities to Improve the Expansion and Impact of Agricultural Lending in Mali

In rural Mali, giving some farmers unrestricted cash grants led to significantly higher productivity and profits, suggesting farmers would invest more in their farms if they had more capital. Providing farmers with an innovative loan product also led to a significant increase in farm investments and expenditures, suggesting agricultural loans tailored to farmers’ seasonal cash flow may be an...

Agriculture, Environment, Energy, & Climate Change

Community Based Rangeland Management in Namibia

Dean Karlan , Julian Jamison, Tim O'Connor

In parts of southern Africa, environmental pressure on the land from over-grazing has contributed to land and water shortages and made communities more vulnerable to drought. In Namibia, researchers are measuring the impact of a community-based natural resource management program on livestock assets, income, social cohesion and land quality.

Agriculture, Environment, Energy, & Climate Change

Paying for Environmental Services: An Experimental Study in Bolivia

In Bolivia, researchers are evaluating the effect of information provision and financial incentives on the adoption of environmentally friendly cattle management practices.


Promoting Adoption of New Rice Varieties: Addressing the Costs of Early Adoption in Sierra Leone

Rachel Glennerster, Tavneet Suri , Jeannie Annan, Frances Kimmins, Charles Dixon

In Sierra Leone, researchers are testing whether price subsidies and agricultural extension training can reduce the costs of early adoption, and whether using the improved seed varieties will ultimately benefit poor farmers.

Agriculture, Environment, Energy, & Climate Change, Finance

Household Risk Strategies and Conditional Cash Transfers in Nicaragua

Karen Macours , Patrick Premand, Renos Vakis

Providing households with vocational training or capital grants to generate non-agricultural income helps improve consumption and resilience to weather shocks.

Surveyor inspecting a coffee plant in rural Rwanda


Promoting Agricultural Technology Adoption in Rwanda

In sub-Saharan Africa, many of the region’s poor are small-scale farmers. While certain agronomic practices, such as pruning tree crops, can substantially increase yields, take-up of many such practices remains low, potentially resulting in lower yields and profits. In Rwanda, researchers worked with TechnoServe to evaluate the impact of an agronomy training program on farmers’ knowledge and use...