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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.

Delegating Property Tax Collection to Local Elites in the DRC

Researchers conducted a randomized evaluation during the 2018 property tax collection campaign to test the impact of delegating tax collection to local chiefs. Where local chiefs collected taxes, households were more tax compliant than where state collectors collected, mainly because chiefs had...

Improving the Effectiveness of Vouchers for Free Family Planning after Childbirth in Kenya

Allison Ettenger
Faith Muigai
Claire Watt Rothschild
In partnership with Jacaranda Health, researchers evaluated a family planning program that provided pregnant women with varying combinations of vouchers for free modern contraception and reminders of the importance of family planning. While none of the combinations increased self-reported use of...

Health Care Hotspotting in the United States

Joel Cantor
Margaret Koller
Aaron Truchil
Annetta Zhou
Rapidly rising health care costs in the United States have generated interest in identifying effective ways to improve the quality of care delivery and reduce waste within the health care system. In this study, researchers evaluated the impact of a care management program that provides medical and...

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

Rakesh Rajani
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...

Scaling Personalized Adaptive Learning (PAL) for Math and Language in India

Researchers conducted a randomized evaluation to test the impact of a personalized adaptive learning software integrated into public school schedules on student learning outcomes in Rajasthan, India. After 18 months, students in schools that received the intervention scored higher in math and Hindi...

Prepaid Electricity Meters to Decrease Electricity Use and Recover Utility Revenue in South Africa

Grant Smith
Researchers conducted a randomized evaluation in Cape Town, South Africa to measure the effect of prepaid meters on households’ electricity use and utility revenue. They found that prepaid meters led households to reduce their electricity consumption, but helped the utility company recover more...

The Impact of Commitment Contracts on Workplace Productivity in India

Self-control problems can lead people to fall short of their personal and professional goals, often resulting in lower than desired workplace productivity. Researchers, in partnership with an Indian data entry firm, conducted a randomized evaluation to test whether self-control problems existed in...