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 33-40 of 1240
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...
Seasonal Migrant workers in Indonesia working in construction in urban environment.

Evaluating Transfer Size in a Conditional Cash Transfer Program for Seasonal Migrants in Indonesia

Researchers conducted a randomized evaluation to test the impact of a cash transfer program conditional on seasonal migration and an unconditional cash transfer (UCT) program on rural households’ decisions to migrate and migration season earnings in West-Timor, Indonesia. Relative to the UCT, the...
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The Impact of Cash vs. In-Kind Transfers on Food Security in India

Karthik Muralidharan
Paul Niehaus
Sandip Sukhtankar
A child learning at a chart on the wall in a classroom.

Sequencing Two Early Childhood Interventions Back-to-back in India

Orazio Attanasio
Britta Augsburg
Jere Behrman
Sally Grantham-McGregor
Pamela Jervis
Costas Meghir
Angus Phimister
Marta Rubio-Codina
Exposure to poverty very early in life can harm individuals’ cognitive development. Interventions that promote early-life stimulation can counteract these deficits and lay a foundation for success throughout life. Researchers are evaluating the impact of immediately following up an early childhood...
Women stand at a curb hailing a cab or rideshare car

Ride-Hailing Services to Increase Urban Mobility in Egypt

Peter Christensen
Adam Osman
Researchers collaborated with Uber in Egypt to assess the impacts of expanding access to its ride services through price on the demand for ride-hailing and overall consumer mobility. Lowering the price of ride-hailing services increased people’s use of Uber and overall consumer mobility.
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Handwashing and Behavior Change in Bangladesh

Researchers conducted a randomized evaluation to test the impact of an edutainment intervention at schools and the provision of handwashing resources at home on handwashing at school and at home. These findings suggest that encouraging behavior change in one setting may crowd out like behavior in...

Reducing the Incidence of Vote Buying in Uganda

Chris Blattman
Horacio Larreguy
Benjamin Marx
Otis Reid
During the 2016 Ugandan elections, researchers conducted a randomized evaluation of an anti-vote-buying campaign to study voter behavior and electoral outcomes. Overall, the campaign did not reduce the extent of vote buying, but it had substantial effects on electoral outcomes.
Brick apartments pictured from the street

Improving Access to Information to Facilitate Moves to Opportunity

Researchers added school-quality information onto housing listings on the AffordableHousing.com (formerly GoSection8) website, the largest provider of housing listings for HCV recipients, to evaluate the impact on families search for housing and their residential locations. The researchers found...