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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 Agro-dealer Training on Input Adoption and Productivity Among Smallholder Farmers in Niger

Adam Mamadou
Isaac Osei-Akoto
In Niger, researchers evaluated the impact of a training program for input distributors (agro-dealers) on smallholder access to and use of agricultural inputs. Researchers found that trainings for agro-dealers combined with a demonstration plot increased the share of farmers adopting improved seeds...

The Spillover Effects of a Nationwide Medicare Bundled Payment Reform

Liran Einav
Yunan Ji
Researchers evaluated the spillover effects of a nationwide Medicare bundled payment reform on privately insured Medicare Advantage (MA) patients who were not targeted by the reform. They found that the bundled payment reform’s spillover effect on non-targeted MA patients was similar to the bundled...

Increasing Profits through Subsidized Microenterprise Relocation in Uganda

Those self-employed in microenterprises, who often report low profits and own few assets, account for fifty percent of the labor force in low-income countries. Researchers are conducting a randomized evaluation to test the effect of relieving constraints to microenterprise relocation on business...

Evaluating the Impact of a Growth Mindset Intervention in Argentina

Alejandro Ganimian
In Argentina, a researcher evaluated whether informing students of their potential could be a cost-effective way to increase motivation and improve educational outcomes among secondary school students. They found that the intervention did not impact students’ perceptions of the difficulty of school...

Price Incentives to Improve Coffee Quality in Uganda

Researchers are conducting a randomized evaluation to test whether providing traders “bonuses” for high-quality coffee affects the prices traders offer farmers for their coffee and whether this, in turn, affects farmers’ incentives to invest in the quality of their production.

The Impact of Sustained Cognitive Effort on Student Performance in India

Researchers evaluated the impact of practicing sustained cognitive activity on cognitive endurance and school performance in Lucknow, India. Students that spent additional time engaging in sustained cognitive effort received higher grades in all of their classes, improved their performance on tests...

The Impact of a Quiz-Style Information Campaign on Covid-19 Prevention in the United States

Researchers are measuring the impact of a quiz-style information campaign on people’s learning and adherence to Covid-19 health protocols. This study is part of a three-country research in the United States, Ghana, and Zambia program aiming to generate evidence on the best strategies to effectively...

Building Trust in Fertilizer Quality Among Farmers in Tanzania

Annemie Maertens
Researchers conducted an evaluation to test the impact of an information campaign about fertilizer quality on farmers’ beliefs and their purchase and use of fertilizer. The information campaign led farmers to change their beliefs about the quality of fertilizer available in local markets and to buy...