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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.

Reducing Imbalanced Fertilizer Use Through Rule-Of-Thumb Instructions in Bangladesh

Mahnaz Islam
Fertilizer use has been promoted to boost agricultural productivity and increase farmers’ yields and income. Researchers conducted a randomized evaluation among rice farmers in Bangladesh to evaluate the impact of providing leaf color charts and basic training on the quantity and timing of...

The Effect of Information on Employee Evaluation in the United States

Researchers evaluated the effect of distributing “value-added” teacher evaluations to principals in New York City. Their findings suggest that principals found the reports useful and used them to inform their overall perceptions of teacher effectiveness.

Information Disclosure, Incentives, and Energy Costs in the United States

Richard Sweeney
Researchers worked with a large nationwide retailer in the United States to test whether sharing information, and providing subsidies and sales incentives had an effect on the demand for energy efficient water heaters. Results showed that information alone did not increase demand, and a $100 rebate...

The Effects of Crowdsourced Information Sharing on Farmers and Agricultural Markets in Pakistan

Buyers often have limited information on service quality in low- and middle-income countries. In the absence of information, buyers may receive low quality services or may choose not to seek out service at all, limiting potential benefits for households. Researchers evaluated a program in Pakistan...

The Impact of a Comprehensive Re-entry Program on Employment and Recidivism in the United States

Anthony Braga
Philip J. Cook
Songman Kang
Mallory O'Brien
Researchers examined whether a program that provides people who are incarcerated with services both prior to and after their release could improve employment prospects and reduce recidivism. One year later, the program increased employment and reduced the likelihood of re-arrest. However, earnings...

Dependence Duration and Labor Market Conditions: Evidence from the United States

Researchers conducted a randomized evaluation to assess the role of employer behavior in generating "negative duration dependence"—the adverse effect of longer unemployment spells—by sending fictitious resumes to real job postings in 100 U.S. cities. Callback rates declined sharply over the first...

Evaluating the Impact of Play-Based Learning on Early Childhood Development in South Africa

Laura Poswell
In KwaZulu-Natal, researchers are measuring the impact of the Six Bricks program, which promotes structured play using manipulative bricks combined with a set of carefully designed pedagogical activities, on preschoolers' executive function skills.