Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 99 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 193-200 of 1272
A teacher calling on students raising their hands in a classroom.

Sending Text Messages to Parents to Improve Student Achievement in Middle and High Schools in the United States

Peter Bergman
Eric W. Chan
A randomized evaluation of the text alert program showed that the intervention reduced course failures, increased class attendance and improved in-class exam scores. The effects are larger for students with below-average GPAs and students in high school, and positive effects persist into the second...
Students participate in a Big Word Club activity

Evaluating the Impact of a Tech-Based Early Childhood Vocabulary Program in the United States

Ariel Kalil
Susan Mayer
Philip Oreopoulos
Rohen Shah
Researchers evaluated the impact of a vocabulary improvement “edutainment” program for young children, Big Word Club, on children’s receptive vocabulary. Researchers found that the Big Word Club increased students’ knowledge and retention of words included in the program without detracting from...
A gloved hand holds a blue ORCA transit card in front of a bus stop where a bus is parked.

Can Transportation Subsidies Reduce Failures to Appear in Criminal Court?

Rebecca Brough
Matthew Freedman
Daniel E. Ho
David Phillips
Researchers partnered with local agencies in King County, Washington to evaluate the impact of providing transit subsidies on rates of FTA in court. While the study was disrupted due to Covid-19, the pilot results indicated that transit subsidies had little effect on reducing FTA.
Elementary school students engage in group activity with teacher in the United States

The Effect of School Choice on Academic Achievement in the United States

Julie Berry Cullen
Brian Jacob
Researchers used Chicago’s school choice program, which uses a random lottery to allocate slots in elementary schools, to evaluate how the opportunity to attend a higher-quality school impacts academic achievement. They found that lottery winners are more likely to attend higher-performing schools...
mother holding twin babies

The Impact of Unconditional Cash Transfers to Pregnant Women and Lactating Mothers on Child Health in India

Karthik Muralidharan
Paul Niehaus
Sandip Sukhtankar
Jeffrey Weaver
In partnership with the Government of Jharkhand, researchers conducted a randomized evaluation to study the impact of unconditional, framed cash transfers to pregnant women and lactating mothers on child health.
Woman using a tablet.

Eliminating Behavioral Barriers to Saving through a Tablet App for the Base of the Pyramid in Paraguay

Viviane Azevedo
Jeanne Lafortune
Liliana Olarte
José Tessada
Researchers are partnering with a financial institution in Paraguay to evaluate the impact of a range of tablet-based applications, which remind people to save and help them make savings goals, on savings behavior of low-income individuals.
Dancing youth moving on the center of capital of Kazakhstan

Community Service Grants to Foster Social and Economic Integration for Youth in Kazakhstan

In Kazakhstan, researchers tested whether offering youth community service grants and training impacted their level of community engagement, pro-social behavior, life skills, and labor market outcomes. Engaging youth in civic service and/or training had little to no effect on these outcomes one-year...
Women in headscarves seated on moroccan rugs process seeds

Microcredit in Rural Morocco

Bruno Crépon
Florencia Devoto
Esther Duflo
William Pariente
Researchers estimated the impact of a microcredit program, which was randomly rolled out in rural areas of Morocco. Thirteen percent of the households in treatment villages took a loan, and none in comparison villages did. Among households identified as more likely to borrow, microcredit access led...