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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.

Using Peer Pressure to Encourage Handwashing in Argentina

Felipe Montaño Campos
Lucía Freira
Matías Gutman
Bruno Cardinale Lagomarsino
María Laura Lanzalot
Maximiliano Lauletta
Leandro E. Malchik
Bianca Pacini
Cristian Valencia
Researchers examined the impact of peer pressure on handwashing behavior by varying whether men using a restroom in Buenos Aires, Argentina were observed by another restroom user. They found that being observed increased urinal flushing by 26.7 percent and handwashing by 19 percent, suggesting that...

The Effects of a Nationwide Medicare Bundled Payment Reform Program in the United States

Researchers examined the impact of bundled payments on Medicare spending, utilization, and quality of care for knee and hip replacements, two common and expensive medical procedures. Evidence from the first year of implementation of a five-year mandatory bundled payment model showed a reduction in...

Helping Students Change their Mindsets in Norway

Sten Ludvigsen
Mari Rege
Ingeborg Foldøy Solli
David Yeager
Researchers evaluated the impact of a low-cost computer-based intervention providing information about the brain’s potential to change and grow on students’ beliefs in their abilities to learn and their subsequent effort in school. Results showed that providing this information improved students’...

Impacts of Flexible Loans on Borrower Behavior and Microenterprise Outcomes in Colombia

Lasse Brune
Xavier Giné
Researchers evaluated the impact of a flexible microloan product on new clients' repayment behavior, business outcomes, and client satisfaction. The results showed that the flexible loan led to some shifts in investment behavior but had no average impact on revenue or profits and led to higher...

A Multifaceted Approach to Increase Women’s Empowerment in the Democratic Republic of Congo

Researchers evaluated a multifaceted program for women experiencing extreme poverty in the Democratic Republic of Congo, a region facing protracted conflict. The intervention had positive and enduring effects on women’s consumption, employment, finances, and empowerment, and small positive impacts...

Priming Adverse Events and Reports of Depression in Nigeria

Kevin McGee
Gbemisola Oseni
Julie Perng
Ryoko Sato
Tomomi Tanaka
Renos Vakis
To better understand how to measure and report depression, researchers randomized the order of questions in a national survey to examine the effect of triggering memories of difficult events, such as conflicts, shocks, and death, on reported levels of depression across households in Nigeria. They...