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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.

Police Performance and Public Perception in Rajasthan, India

In this randomized evaluation in Rajasthan, India, researchers examined the effectiveness of five interventions on police performance: limiting administrative transfers; rotating duties and days off; elevating community involvement; incorporating on-duty training; and implementing “decoy” visits by...

Complement or Substitute? The Effect of Technology on Student Achievement in India

Researchers in India attempted to measure the impact of a daily Computer Assisted Learning program on student test scores when delivered as either a substitute for or supplement to the status quo curriculum (delivered during or after school, respectively). While the program improved math scores for...

Discrimination in Grading in India

Researchers used a randomized evaluation to test for discrimination in grading in India. They found that teachers gave exams that were assigned to be lower caste worse scores than those that were assigned to be high caste.

Promoting Sustainable Farming Practices in Malawi

Ariel BenYishay
Researchers conducted a randomized evaluation to test the impact of leveraging social networks to disseminate information about two technologies, pit planting and “Chinese composting,” on farmers’ adoption of these methods. Providing performance-based incentives to peer farmers had the biggest...

Capacity-building with small and medium enterprises for emissions reductions and firm growth in Türkiye

Researchers are conducting a randomized evaluation to test the impact of emissions reductions-focused loan support to small and medium firms in Türkiye on reducing these firms’ greenhouse gas emissions and protecting firm growth.

Testing the Effectiveness of Payments for Ecosystem Services to Enhance Conservation in Uganda

Eric Lambin
Charlotte Stanton
In Uganda, researchers conducted a randomized evaluation to test the effectiveness of a program in which landowners were paid to not cut forest trees on their property. During the study period, landowners who were offered contracts to conserve forest cleared 4 percent of forested land, compared to 9...

Messaging Strategies to Promote Safe Water and Hygiene in Bangladesh

Kaniz Jannat
David Levine
Stephen Luby
Thomas Polley
Leanne Unicomb
Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...