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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.

Peer Effects, Alcohol, and College Roommates in the United States

Researchers conducted a randomized evaluation to measure the impact of having a roommate who drank alcohol frequently before college on college students' grade point averages (GPAs). Results show that, while female students' GPAs were not affected by their roommate's drinking prior to college, male...

Rates of Return to Fertilizer: Evidence from Field Experiments in Kenya

Researchers in Kenya collaborated with the NGO International Child Support to measure the returns to different types of fertilizer among local farmers. While results show that all interventions led to increases in yield, rate-of-return calculations indicate that not all were profitable for the...

The Impact of Information Provision on Farmer Decision Making in Indonesia

Joshua Schwartzstein
In Indonesia, researchers conducted a randomized evaluation with seaweed farmers to observe both the impact of participating in a program that determined optimal seaweed production methods and receiving summarized results of the program on the adoption of optimal farming inputs. They find that...

Reducing Anemia Through Iron Fortification of Grain in Udaipur, India

Researchers in Udaipur, India, evaluated the impact of a village-level iron fortification program on the physical health of local families in 134 villages. Despite high take-up rates at the beginning of the study, overall take-up rates fell by the end of the evaluation. Results showed a significant...

Countering Covid-19 Misinformation through WhatsApp in Zimbabwe

Jeremy Bowles
Shelley Liu
In this randomized evaluation in Zimbabwe, researchers studied how social media messages targeting misinformation can affect people’s beliefs about and responses toward Covid-19. The study found that these messages increased participants’ knowledge of Covid-19 information by 7 percentage points and...

Facilitating Youth's Access to Apprenticeships in Tulle (France), and Encouraging Youth to Complete Them

Researchers evaluated the effect of personalized counseling to French youth on finding an apprenticeship, completing it, and securing longer-term employment. Personalized counseling encouraged more youth to start a pre-apprenticeship training program, but did not improve take-up into apprenticeship...

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...

Property Tax Experiment in Punjab, Pakistan: Testing the Role of Wages, Incentives, and Audits on Tax Inspectors' Behavior

Researchers conducted a two-year randomized evaluation of incentive schemes for tax officials in Punjab, Pakistan that found performance pay significantly increased tax revenues without harming taxpayer satisfaction.