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.

Displaying 369-376 of 1266

Celebrity Twitter endorsement for an immunization public health campaign in Indonesia

Vivi Alatas
Markus Mobius
Cindy Paladines
Researchers conducted a randomized evaluation on measuring the impact of celebrity Twitter endorsement for a child immunization campaign on the public’s opinion and behavior towards immunization. Celebrity endorsement increased Twitter engagement with the immunization campaign, primarily when...

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...

Household Risk Strategies and Conditional Cash Transfers in Nicaragua

Patrick Premand
Renos Vakis
Researchers tested the effect of a basic CCT program, as well as two complementary interventions, on households’ vulnerability to irregular weather patterns. Providing households with vocational training or capital grants to generate non-agricultural income helps improve consumption and resilience...

Shaping Educational Careers of Immigrant Children: Motivation, Cognitive Skills and Teachers’ Beliefs in Italy

Researchers conducted a randomized evaluation to measure the impact of an academic tutoring and career counseling program designed to reduce educational inequalities between native-born and immigrant children. Can tutoring and career counseling help improve the educational outcomes of high-ability...

School Choice in Andhra Pradesh, India

Venkatesh Sundararaman
In India, researchers measured the impact of providing vouchers to attend private schools on student learning. Students who won vouchers had test scores that were 0.13 standard deviations higher across all subjects.

Free Medical Consultations for Young Job Seekers in France

Julie Pernaudet
Researchers partnered with five job centers to test whether health counseling targeted at youth increased insurance coverage and health care use, leading to better health and employment outcomes. Encouraging youth to meet with a social worker and with a physician increased enrollment in the public...