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Browse news articles about J-PAL and our affiliated professors, and read our press releases and monthly global and research newsletters. For media inquiries, please email us.

Free Distribution or Cost Sharing? Evidence from a Malaria Prevention Experiment in Kenya

Researchers investigated the impact of the price of insecticide-treated bed nets (ITNs) on usage and demand in Kenya. Researchers found that cost-sharing considerably dampened demand, and those who were left out under a cost-sharing scheme had very high usage rates when they could access the product...

The Impact of Community-Based Testing and Free Condom Distribution on HIV Prevention Among Youth in Kenya

Moses Baraza
Thomas Ginn
Grace Makana
Vandana Sharma
In Western Kenya, researchers evaluated the impact of two preventive approaches—community-based testing and free condom provision—on behavioral and biological outcomes. Neither community-based testing, free condoms, nor these interventions offered together reduced the prevalence of sexually...

The Role of Information and Preferences in School Choices in Romania

Robert Ainsworth
Rajeev Dehejia
In this randomized evaluation in Romania, researchers compared the roles of preferences and information in households’ decision-making, with regard to high school selection. Results suggest that households provided with information on school quality tend to choose schools that have a greater...

The Use and Misuse of Computers in Education: Evidence from a Language Arts Program in Colombia

In Colombia, researchers evaluated the impacts of a national computer distribution program (Computers for Education) on student test scores, time spent on learning, and attitudes towards education. The program had no effect on math or Spanish test scores, hours of study, or perceptions of school...

Gender Differences in the Workplace: Evidence from a Tanzanian Factory

In Tanzania, researchers are conducting a randomized evaluation to test the impact of factory employment and different compensation schemes on gender differences in labor market outcomes, taste for competition, and views on social and gender norms.

Politicians, Publicly-Released Audits of Corruption, and Electoral Outcomes in Brazil

Taking advantage of a federal anticorruption program that randomly assigned municipalities to be audited, the researchers compared the electoral outcomes for mayors in two randomly selected groups of municipalities: those that were audited before and those that were audited after the 2004 election...

Evaluating the Karnataka Integrated Medical Information and Disease Surveillance System (IMIDSS) in Primary Health Centers in India

Researchers tested whether a monitoring system that recorded employees’ fingerprints at the beginning and end of each day could improve staff attendance and patient health in primary health centers in Karnataka. The monitoring system increased attendance among medical staff, but not doctors, and...

Mobile Phone Data Compared to Household Surveys to Evaluate the Impact of Cash Transfers in Togo

Emily Aiken
Suzanne Bellue
In Togo, researchers conducted a randomized evaluation to test the effect of cash grants on people's welfare and if using mobile phone data in impact evaluations yielded the same results as survey data. They found that the cash grant program increased food security, mental health, and self-perceived...