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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 Quality Upgrading and Market Access on Farmers’ Productivity and Profits in Uganda

Selene Ghisolfi
Frances Nsonzi
In western Uganda, researchers conducted a series of randomized evaluations that assessed the impact of introducing a combination of post-harvest services, training on agricultural best practices, and access to a market for high-quality maize on farmers’ productivity and profits. Researchers found...

Leveraging Business Networks to Boost Women’s Entrepreneurship in Ghana

Researchers investigated the role of online networking groups (via WhatsApp) and free legal aid on improving business innovation, practices, sales, and profits among growth-oriented women-owned firms in Ghana. They found that online networking groups meaningfully encouraged business innovation...

The Impact of Unconditional Cash Transfers on Health Outcomes in Chelsea, Massachusetts

Benjamin Le Cook
The City of Chelsea implemented a cash transfer program called Chelsea Eats, which provided eligible households with up to US$400 per month for nine months. Researchers conducted a randomized evaluation on the impact of the unconditional cash transfer on health care utilization and a variety of...

Vouchers for Private Schooling in Colombia

Joshua Angrist
Erik Bloom
Elizabeth King
Colombia used lotteries to distribute vouchers which partially covered the cost of private secondary school for students who maintained satisfactory academic progress. Three years after the lotteries, winners were about 10 percentage points more likely to have finished 8th grade, primarily because...

Perceptions of Female Leaders in India

Researchers studied the impact a quota system which randomly assigned villages in India to reserve village council positions for women. They found that quotas improved voters’ perceptions of the effectiveness of women as leaders and subsequently improved women’s electoral chances.

Household Water Connections in Tangier, Morocco

Researchers conducted a randomized evaluation to look at the effect of private connections in a setting where most households already had access to high-quality water through public taps. They found that households had a high willingness to pay for piped water, and while home water connection had no...

Incentives for Nurses in the Public Health Care System in Udaipur, India

Researchers worked with the NGO Seva Mandir to measure the impact of an incentives program that aimed to improve Assistant Nurse Midwife (ANM) attendance in rural clinics in Udaipur. Although the incentive program initially led to a large improvement in attendance, effects faded after the first six...

Delegating Property Tax Collection to Local Elites in the DRC

Researchers conducted a randomized evaluation during the 2018 property tax collection campaign to test the impact of delegating tax collection to local chiefs. Where local chiefs collected taxes, households were more tax compliant than where state collectors collected, mainly because chiefs had...