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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.

The Impact of Providing Land Tax Subsidies, Local Monitoring, and Minikits on Irrigation Use in Rwanda

Maria Jones
Florence Kondylis
John Loeser
Building off of previous quasi-experimental research, researchers conducted three randomized evaluations to test the impact of providing farmers with land tax subsidies, different ways of monitoring water access and the canal’s operations and maintenance, or farming minikits on farmers' use of...

Impact of Watchdog Journalism on Public Service Provision in Tanzania

Dylan Groves
Researchers examined the impact of local watchdog journalism investigations on public service provision. Local journalism improved government performance and service delivery, likely by helping central governments monitor bureaucrats at the district-level.

Afghanistan Targeting the Ultra-Poor Impact Evaluation

Guadalupe Bedoya
Aidan Coville
Mohammad Isaqzadeh
Jeremy Shapiro
In Afghanistan, researchers evaluated the impact of a Targeting the Ultra Poor program on poverty reduction. The cost-effective program generated large positive impacts for women participants across key outcomes: consumption, assets, psychological well-being, total time spent working, financial...

Marketing Effects in a Consumer Credit Market in South Africa (Pricing the Effect of Psychological "Features")

Working closely with a highly profitable consumer lender in South Africa, researchers sought to determine the effects of advertising content, price, and offer deadlines on loan take up. They found the marketing had significant effects on loan take up, but not on loan amount or default rates. Clients...

Text Messages as Reminders for Antiretroviral Medication Adherence in Kenya

David R. Bangsberg
Markus Goldstein
Jessica Haberer
Sylvester Kimaiyo
Leslie MacKeen
Duncan Ngare
John Sidle
Harsha Thirumurthy
Damien de Walque
Joshua Graff Zivin
Researchers introduced text message reminders to evaluate their effect on Kenyan patients taking their antiretrovirals consistently and not skipping doses. Patients who received weekly text messages were more likely to take their medicine 90 percent of the time and were less likely to skip doses for...

Determinants of Delinquency in the Philippines

Researchers found that both individuals with higher moral standards and individuals who were the least naïve displayed lower default rates than other groups. They also found that survey-based social capital measures did not predict loan default for these individual loans, contrary to the results...

Student Incentive Structures in Malawi

Hyuncheol Kim
Hyuk Harry Son
Researchers conducted a randomized evaluation to test the impact of two different performance-based incentives on students’ test scores, motivation, and behavior in Malawi. They find that tournament-style incentives that rewarded the top performers among a large group lowered test scores and student...

The Impact of Doubling Teacher Salary on Student Performance in Indonesia

Researchers examined the impact of doubling teacher salary on student and teacher performance in Indonesia. This intervention had some positive effects on teachers: they reported higher levels of satisfaction with their jobs and less financial stress and were less likely to have a second job...