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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Providing Agricultural Inputs in the Democratic Republic of Congo

Tanguy Bernard
Sylvie Lambert
Karen Macours
Margaux Vinez
In partnership with the Ministry of Agriculture of the Democratic Republic of Congo and the World Bank, researchers are investigating how subsidizing the cost of and access to improved seeds affects smallholder farmers’ take-up of improved seeds, their short-term agricultural productivity, and...
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Creating Moves to Opportunity in Seattle-King County

Peter Bergman
Raj Chetty
Stefanie DeLuca
Nathaniel (Nathan) Hendren
Lawrence Katz
Christopher Palmer
Road under construction

Economic Returns to Street Paving in Mexico

Marco Gonzalez-Navarro
Climent Quintana-Domeque
Woman text messaging

The Impact of Communication Messages on Student Performance in São Paulo, Brazil

Eric Bettinger
Guilherme Lichand
Ricardo Madeira
A woman carries her child

Willingness and Ability to Pay for the Kosim Clean Water Filter in Ghana

James Berry
Greg Fischer
Raymond Guiteras
Researchers in Ghana are attempting to measure households' demand for simple ceramic water filters by offering the filter at different price levels through door-to-door sales. They will also explore whether different household characteristics, such as education, income, and health, affect a...

Job Fairs for Employment Matching in Ethiopia

Girum Abebe
Stefano Caria
Marcel Fafchamps
Paolo Falco
Simon Franklin
Simon Quinn
Forhad Shilpi
A group of students in front of a chalkboard

The Impact of Secondary Education on Economic Decision-Making in Malawi

Researchers evaluated whether randomly providing financial support for secondary education could improve economic decision-making in addition to educational outcomes for secondary school students in Malawi. Results show that the intervention improved educational outcomes and economic decision-making...

Transport Subsidies and Job Matchmaking in South Africa

Abhijit Banerjee
Sandra Sequeira
In sub-Saharan Africa, youth unemployment is expected to reach 50 percent by 2025. One reason for high unemployment among this group is that youth may live geographically far from where many jobs are located, making traveling to search for employment difficult and expensive. Researchers conducted a...