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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 Mobile-Based Market Information on Informal Cross-Border Trading in Kenya and Uganda

Eleanor Wiseman
Researchers conducted a randomized evaluation to test whether reducing information disparities by giving access to critical market information through a mobile phone platform would improve traders’ profits and decrease incidences of corruption and bribery. Access to the mobile phone platform...

Conditional Cash Transfers and HIV/AIDS Prevention in Malawi

Hans-Peter Kohler
Researchers evaluated whether offering individuals financial incentives to maintain their HIV-negative status could be an effective HIV prevention strategy in rural Malawi. The conditional cash transfer had no effect on HIV status or on self-reported sexual behavior. The receipt of the cash...

Integration through Friendship—Evidence from a Peer Matching Program in Sweden

Increasing levels of migration to the European Union have created significant challenges for governments to ensure migrants fully integrate and thrive in their host societies, but there is little rigorous evidence that evaluates current programs that promote social inclusion. Researchers are...

The Impact of Enhanced Business Training for High-Potential Entrepreneurs in Colombia

Small and medium enterprises are thought to be an important source of innovation and employment in developing countries, but entrepreneurs face a number of barriers to expanding their businesses. In Colombia, researchers are examining the impact of a combination of training, mentorship, and...

Increasing the Demand for Workers with a Criminal Record in the United States

Workers with criminal records face substantially lower chances of securing employment compared to similar workers without such records. Researchers evaluated the effectiveness of different approaches, including wage subsidies, crime and safety insurance, past performance reviews, criminal record...

The Effects of Kindergarten Classroom on Earnings in the United States

John Friedman
Nathaniel Hilger
Diane Whitmore Schanzenbach
Danny Yagan
Researchers measured the effect of class size, teacher quality, and classroom quality on earnings and other future outcomes for children participating in the Student/Teacher Achievement Ratio (STAR) project in Tennessee. The study found that smaller class sizes raised college attendance, more...

The Role of Social Connections in the Delivery of Extension Services and Technology Adoption in Uganda

Researchers conducted a randomized evaluation to test both the impact of BRAC’s extension program on economic outcomes and the role of social incentives in shaping the delivery of the program to farmers. While they found that overall, farmers in villages that received the program had higher...

Improving Measurement of Farmers Skills in Western Kenya

Researchers conducted a randomized evaluation in western Kenya to test how farmer participation in agronomic trials impacted their experimentation on their own farms with different input combinations and impacted their use of high-quality inputs, yields, adoption of new crops, and profitability...