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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 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...

Opower: Evaluating the Impact of Home Energy Reports on Energy Conservation in the United States

Researchers studied the short- and long-run effects of these reports on electricity use and found that reports reduced energy consumption by about 2 percent across twelve utilities. The reports had the strongest effect in the short-run, but the program had enduring effects among households that were...

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...

Books or Laptops? The Cost-Effectiveness of Shifting from Printed to Digital Delivery of Educational Content in Honduras

Rosangela Bando
Dario Romero Fonseca
Researchers partnered with the Honduran government to evaluate the impact of replacing textbooks with laptops on student learning. Using laptops resulted in no change in learning outcomes, suggesting that laptops could be a cost-effective substitute to textbooks if they can replace enough textbooks.

Reducing Inequality through a Summer Youth Employment Program in Boston

Researchers used survey data to evaluate short-term outcomes for Boston’s SYEP participants in 2015. They found that the program significantly improved participants’ community engagement and social skills, many job readiness skills, and some academic aspirations.

The Price Effects of Cash Versus In-Kind Transfers in Mexico

Jesse Cunha
Giacomo De Giorgi
When making transfers to poor families, many governments choose to transfer goods rather than cash, often in order to encourage the consumption of specific goods. In southern Mexico, researchers studied the effects of both cash and in-kind transfers on the demand and supply of food. They found that...

Getting Out the Vote in Local Elections in the United States

David W. Nickerson
Researchers examined the impact of door-to-door canvassing on voter turnout in the 2001 local elections in six US cities. The results indicate that voters who were contacted by canvassers were significantly more likely to vote in a wide variety of settings.