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 505-512 of 1242

Using Cell Phones to Monitor the Delivery of Government Payments to Farmers in India

Karthik Muralidharan
Paul Niehaus
Sandip Sukhtankar
Jeffrey Weaver
Researchers tested the impact of a cell phone-based monitoring system on the delivery of government-issued payments for farmers in Telangana, India. The system significantly improved the likelihood of farmers ever receiving their payments as well as receiving them on time, indicating improved...
The domed building of the National Congress of Argentina

Term Length and the Effort of Politicians in Argentina

Ernesto Dal Bó
Martin Rossi
Researchers examined two occasions in which an Argentine Congressional chamber was subject to randomly assigned term lengths as a result of political or constitutional changes. Assignment to a longer term increased overall legislative effort.
Women uses phone in market

The Value of Communication for Mental Health

Researchers used a randomized evaluation to measure the impact of providing mobile calling credits to low-income adults on well-being outcomes in Ghana. Overall, the mobile credit intervention increased the ability for individuals to meet unexpected communication needs, particularly when delivered...
Young man in group therapy

The Impact of Cognitive Behavioral Therapy on 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...
Women using app to control thermostat.

Information and Price Variations to Reduce Residential Energy Use in the United States

Katrina Jessoe
David Rapson
Researchers evaluated the effects of introducing price increases during peak periods and also real-time information about electricity usage to residential customers in the United States. Households that received feedback about usage reduced consumption and individuals were more responsive to pricing...
J-PAL logo

Disaggregating the Effects of Deliberation on Policy Attitudes in the United States

Cynthia Farrar
James S. Fishkin
Donald Green
Christian List
Robert Luskin
Elizabeth Levy Paluck

Enrolling Informal Sector Workers in National Health Insurance in Indonesia

Abhijit Banerjee
Amy Finkelstein
Rema Hanna
Ben Olken
Arianna Ornaghi
Sudarno Sumarto
A key challenge to achieving universal health coverage is that non-poor informal workers are difficult to enroll and retain in government health insurance programs. Researchers conducted a randomized evaluation to test the impact of various programs, including subsidies, registration assistance and...
Red car with campaign posters supporting FRELIMO party

Improving Voter Participation through Mobile Phones and Newspapers in Mozambique

Jenny Aker
Paul Collier
Marcel Fafchamps
Ana Vaz
Pedro Vicente
In Mozambique, researchers evaluated if an information campaign using SMS, a hotline for electoral misconduct, and a free newspaper could affect voter turnout and other elections-related outcomes. All three programs increased voter turnout, while only distributing the newspaper strengthened demand...