Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 96 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 9-16 of 380

Priming Adverse Events and Reports of Depression in Nigeria

Kevin McGee
Gbemisola Oseni
Julie Perng
Ryoko Sato
Tomomi Tanaka
Renos Vakis
To better understand how to measure and report depression, researchers randomized the order of questions in a national survey to examine the effect of triggering memories of difficult events, such as conflicts, shocks, and death, on reported levels of depression across households in Nigeria. They...

Building Trust in Fertilizer Quality Among Farmers in Tanzania

Annemie Maertens
Researchers conducted an evaluation to test the impact of an information campaign about fertilizer quality on farmers’ beliefs and their purchase and use of fertilizer. The information campaign led farmers to change their beliefs about the quality of fertilizer available in local markets and to buy...

Promoting Safe Sex Among Adolescents in Tanzania

Jennifer Muz
Researchers, in partnership with BRAC, are conducting a randomized evaluation with both male and female adolescents in Tanzania to identify the differential impacts of demand side and supply side interventions and to better understand the role males play in affecting sexual and reproductive health...

Vocational Training and Cash Transfers for Youth Employment and Entrepreneurship in Kenya

In Kenya, researchers are studying the impacts of a program that combines vocational training with one-time cash grants to boost youth employment and entrepreneurship.

Providing Agricultural Inputs in the Democratic Republic of Congo

Sylvie Lambert
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...

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...