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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.

Cooking Stoves, Indoor Air Pollution, and Respiratory Health in India

While researchers found a meaningful reduction in smoke inhalation in the first year after households received an improved stove, there was no effect over longer time horizons. The difference between the laboratory and field results is due to households’ revealed low valuation of the stoves...

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...

Is Digital Credit Filling a Hole or Digging a Hole? Evidence from Malawi

Researchers conducted a randomized evaluation to test the impact of a financial literacy interactive voice response campaign on loan outcomes. The intervention boosted knowledge and slightly improved loan repayment, but it also raised loan demand, increasing the overall risk of default.

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...

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...