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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Reducing Barriers to Savings in Rural Malawi

Lasse Brune
Xavier Giné
Researchers analyzed the effect of reducing barriers to saving in rural Malawi on savings behavior, investment in agricultural inputs, and consumption. They found that farmers with access to formal savings accounts preserved greater amounts of savings throughout both the harvest and planting seasons...

The Impact of an Online Math Learning Platform on Test Scores and Attitudes Towards Math in Brazil

Lucas Finamor
Lycia Lima
Researchers conducted a randomized evaluation to measure the impacts of the Khan Academy’s online platform on math scores in Brazilian public schools. Despite improving student’s attitudes towards math, the program had mixed impact on students’ test scores depending on program implementation and...

The Impact of Loans on the Survival and Performance of Small and Medium Enterprises (SMEs) in Colombia

In Colombia, researchers are evaluating the economic impact of providing stimulus loans to SMEs, distributed via the government’s COVID-19 relief program (“Unidos por Colombia”), on SME survival, profits, and employment.

The Impact of Sanitation and Hand-Washing Promotion Campaigns on Child Health in Tanzania

Bertha Briceno
Aidan Coville
Sebastian Martinez
Researchers conducted a randomized evaluation to measure the impact of sanitation and hand-washing promotion campaigns, alone and in combination, on household knowledge, behavior, and child health (diarrhea prevalence, stunting, wasting, and anemia). While the program improved hygiene and sanitation...