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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.

Improving Preschool Quality in Colombia

Lina Cardona-Sosa
Sonya Krutikova
Marta Rubio-Codina
Researchers evaluated two approaches to improving the quality of Colombian preschools. Providing additional resources to preschools for materials and new staff did not benefit children’s development and, unintentionally, led teachers to reduce their involvement in classroom activities. However, the...

The Impact of Virtual Summer Instruction on Student Learning Loss during the COVID-19 Pandemic in the United States

Sean Corcoran
Sarah Kroeger
COVID-19 school closures have led to widespread student learning loss in the United States. Researchers are evaluating the impact of individualized, virtual summer instruction on redressing these losses. This project is ongoing. Results forthcoming.

Attracting Talented Workers by Reducing Application Costs in Ethiopia

Girum Abebe
Esteban Ortiz-Ospina
Researchers partnered with an employer in Addis Ababa to assess the impact of a small monetary incentive to apply for a job or a higher wage offer on the quality of applicants to a vacancy for a clerical position. Both of these changes increased the quality of applicants by similar amounts.

The Impact of Meritocratic Promotions and Pay Progression on Health Care Workers' Productivity in Sierra Leone

Philipp Kastrau
Researchers tested the impact of a meritocratic promotion system and beliefs about pay progression on the productivity of Community Health Workers in Sierra Leone. A combination of meritocracy and the promise of a steep salary increase after promotion led workers to make more health care visits...

Incentivizing Households to Save Energy in Hanoi, Vietnam

Jorge Lemus
Guillermo Marshall
Chi Ta
Researchers conducted a randomized evaluation during the summer months of 2023 to test the impact of using contracts or contests to encourage energy savings and assess their cost-effectiveness. Researchers found that contests and contracts achieved similar levels of energy savings. However, contests...

Digital Delivery of Humanitarian Aid to Improve Food Security of Women in Afghanistan

Michael Findley
Miguel Fajardo Steinhäuser
Researchers evaluated a program delivering digital aid payments on food security and mental well-being for vulnerable female-headed households in Afghanistan. Digital payments led to improved food security and mental well-being for beneficiaries. Digital delivery of aid was also cost-effective and...

Finding Missing Markets: An Agricultural Brokerage Intervention in Kenya

Researchers evaluated whether a package of services, designed to help link smallholder farmers to commercial banks, retail farm suppliers, transportation services, and exporters, could help small farmers in Kenya adopt, finance, and market export crops, and thus make more income. One year after the...

Small Individual Loans and Mental Health in South Africa

This evaluation examined the direct impact of providing small consumer loans to marginally creditworthy individuals in South Africa on their credit access, investment, and well-being, as well as the profitability of these loans for lenders. Results found approving loans for marginally creditworthy...