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 265-272 of 309
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Learning without Teachers? Evidence from a Randomized Experiment of a Mobile Phone-Based Adult Education Program in Los Angeles

Jenny Aker
Danielle Keenan-Miller
Christopher Ksoll
Karla Perez-Mendoza
Susan Smalley
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Summer Jobs Reduce Violence Among Youth Facing Barriers to Opportunity in the United States

Marianne Bertrand
Jonathan Davis
Sara Heller
A family operates their market stall together in Nicaragua.

The Impact of Cash Transfers on Early Childhood Health and Cognitive Development in Nicaragua

Karen Macours
Norbert Schady
Renos Vakis
In Nicaragua, researchers examined the impact of a national conditional cash transfer (CCT) program on early childhood health and development. They found that the program caused substantial and lasting improvements in child health and development outcomes. However, it seems that program components...

The Impact of Early Childhood Education on Child Development in Karnataka, India

Joshua Dean
Seema Jayachandran
Young man in group therapy

Preventing Youth Violence and Dropout in the United States

Roseanna Ander
Philip J. Cook
Kenneth Dodge
George Farkas
Jonathan Guryan
Sara Heller
Jens Ludwig
Susan Mayer
Sendhil Mullainathan
Harold Pollack
Anuj Shah
Laurence Steinberg
In the United States, researchers evaluated the impact of a cognitive behavioral therapy (CBT) program designed to teach high-risk male students in secondary schools to regulate harmful, automatic behaviors. Results demonstrated that the program led to a significant drop in arrests per student...
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Does Reading During the Summer Build Reading Skills? Evidence from the United States

Jonathan Guryan
James Kim
David Quinn
young woman in classroom reads textbook

Impact of a Public School Lottery in the United States

David Deming
Justine Hastings
Thomas Kane
Douglas Staiger
Jeremy Weinstein

More School Resources, Better Teacher Incentives, or Both to Improve Student Learning in Tanzania

Constantine Manda
Isaac Mbiti
Karthik Muralidharan
Rakesh Rajani
Mauricio Romero
Youdi Schipper
Researchers evaluated the impact of providing schools with an unconditional cash grant, a teacher incentive program, or both on student learning. The cash grant had no impact on student learning, while the teacher incentive program had mixed results. However, combining both programs together had an...