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Search our database of 1,001 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.

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Crime, Violence, & Conflict, Gender

Mass Media Experiments to Reduce Violence Against Women in Tanzania

Donald Green , Dylan Groves, Constantine Manda, Rachel Jones

Building on an earlier study in Uganda, researchers are working with Innovations for Poverty Action to measure the impact of radio programming on gender-related attitudes and behaviors.


Evaluation of the Community-Based Environmental Health Promotion Program in Rwanda

James Habyarimana, William Jack , Jeanine Condo, Sophie Boisson, Tom Clasen, Karen Grepin, Wolf-Peter Schmidt, Bernard Ngabo Rwabufigiri, Sheela S. Sinharoy, Ronald Wendt, Leodomir Mfura, Erin Crossett

In western Rwanda, researchers evaluated the impact of community hygiene clubs on the health and hygiene of households and on children under five in particular. The study found that the community health clubs had no impact on caregiver-reported rates of diarrhea among children under five.

Labor Markets, Firms

The Impact of Job Fairs on Employment Matching in Ethiopia

Marcel Fafchamps , Girum Abebe, Stefano Caria, Paolo Falco, Simon Franklin, Simon Quinn, Forhad Shilpi

Researchers conducted a randomized evaluation of job fairs in Addis Ababa, Ethiopia, to test the effect of face-to-face interactions between formal firms and job seekers on workers’ chances of getting a job. They found that the job fairs did not successfully match job seekers to firms with vacancies; 45 job seekers were offered positions, while only 14 workers were hired.

Labor Markets

The Impact of Providing Information about Job Seekers’ Skills on Employment in South Africa

Eliana Carranza, Robert Garlick, Kate Orkin, Neil Rankin

Youth unemployment rates are high across much of the world. One of many reasons cited for this is that employers have limited information about a candidate’s skill set, especially young candidates who lack work experience. In South Africa, researchers are partnering with Harambee Youth Employment Accelerator to evaluate the impact of providing information about a job seeker’s skills on job...

A person holding a red and yellow cocoa pod in Ghana

Agriculture, Finance

The Impact of a Digital Credit for Small-Scale Farmers in Ghana

Christopher Udry , Monica Lambon-Quayefio, Utsav Manjeer

Researchers are evaluating the impact of an innovative mobile phone-based digital finance program on loan repayment rates, investment decisions, savings, and use of other financial services, as well as agricultural yields and profits.

Labor Markets

The direct and indirect effects of a dual apprenticeship program in Côte d’Ivoire

Bruno Crépon , Patrick Premand

Researchers partnered with the World Bank and the government of Cote d’Ivoire to evaluate the impact of a subsidized dual apprenticeship program targeting both youth and firms. The apprenticeship program increased participation among youth in formal apprenticeships, and participating firms hired more formal apprentices after the program was implemented.