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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 Effect of Referrals in an Online Labor Market

Emily Glassberg Sands
Workers without social connections may be disadvantaged in the labor market because employers favor applicants who have been referred. Researchers tested three interventions in an online labor market to investigate why employers are more likely to hire referred workers. First, referrals provide a...

Preferences of Low-Income Voters on Public Education Spending in Brazil

Researchers conducted two randomized evaluations to test 1) the impact of providing public spending information on voter attitudes and 2) the impact of cash transfers on parental preferences for education.

Weekday vs. Weekend Text-Based Parenting Support in the United States

Hans Fricke
David Song
Ben York
In Texas, researchers conducted a randomized evaluation to test the impact of text message-based parenting support delivered at different times of the week on young children’s literacy and numeracy development. They found that text messages delivered on weekends were best for supporting children...

Term Length and the Effort of Politicians in Argentina

Researchers examined two occasions in which an Argentine Congressional chamber was subject to randomly assigned term lengths as a result of political or constitutional changes. Assignment to a longer term increased overall legislative effort.

Laser-Branding Technologies to Increase the Quality of Watermelons in Chinese Markets

Researchers conducted a randomized evaluation to test the impact of different types of labels to signal product quality on sellers’ ability to develop a reputation for consistently selling high-quality watermelons in China. The more expensive laser-cut label influenced sellers to provide higher...

The Impact of Wages on Labor Supply in Rural Malawi

Researchers partnered with a local organization in Malawi to randomly vary the wages offered in a rural cash-for-work program, and evaluate the impact of wages on participants’ willingness to work. They found that nearly three-quarters of participants were willing to perform agricultural work even...

Digital Delivery of Humanitarian Aid to Improve Food Security of Women in Afghanistan

Researchers evaluated a program delivering digital aid payments on food security and mental well-being for vulnerable female-headed households in Afghanistan. Digital payments led to improved food security and mental well-being for beneficiaries. Digital delivery of aid was also cost-effective and...