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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.

Are Agricultural Traders Colluding? Testing the Degree of Competition Among Maize Traders in Kenya

Michael Dinerstein
Researchers conducted three randomized evaluations to measure the degree of competition among wholesale maize traders, understand the implications for social welfare, and test whether new traders could make a market more competitive. Researchers found that traders did not pass through much of a...

Impact of Community Information in Identifying High Ability Microentrepreneurs

Identifying high-potential microentrepreneurs in low-income countries remains a challenge due to lack of verifiable information. Researchers conducted a randomized evaluation to test the value of community knowledge in identifying high-potential microentrepreneurs.

Sick Leave Reminders and Worker Health in Bangladesh

Researchers working with a large apparel maker in Bangladesh are evaluating the impact of phone call reminders sharing information about their employer’s support for workers to use their company's paid sick leave to increase worker retention.

Leveling the Playing Field for High School Choice: A Field Experiment of Informational Interventions in the United States

Researchers evaluated the impact of several informational interventions with different modes of delivery and customization levels on high school choice outcomes among middle school students in New York City. All interventions made students less likely to rank a low graduation rate high school as...

Primary School Deworming in Kenya

Researchers evaluated a mass school-based deworming program in Western Kenya, and found that deworming substantially improved health and school participation of treated children, as well as of untreated children in both treatment schools and neighboring schools. The program reduced school...

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...

Graduating the Ultra-Poor in Pakistan

In six countries researchers evaluated a multi-faceted approach aimed at improving the long-term income of the ultra-poor. They found that the approach had long-lasting economic and self-employment impacts and that the long-run benefits, measured in terms of household expenditures, outweighed their...