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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.

Using GPS-enabled Cellphones to Monitor Agricultural Extension Agents in Paraguay

Researchers partnered with the Government of Paraguay to measure the impact of a new monitoring technology—GPS-enabled cell phones—on the job performance of agricultural extension agents (AEAs). Overall, cell phones improved AEAs’ performance by increasing the share of farmers visited, and...

Providing High-Quality Online Lesson Plans to Improve Student Learning in the United States

Researchers evaluated the impact of providing teachers with access to high-quality online lessons and implementation support on student achievement in mathematics. Providing teachers with access to the lessons, reminders, and implementation support significantly increased student achievement.

Graduating Low-Income Households in Honduras

Bram Thuysbaert
To test this theory, researchers in six countries evaluated a multi-faceted approach aimed at improving long term income of low-income households. They found that the approach had long-lasting economic and self-employment impacts and that the long-run benefits, measured in terms of household...

The Impact of Teaching Teachers to Use Computer Assisted Learning on Student Math Performance in the United States

Researchers conducted two randomized evaluations to test the impact of coaching teachers on integrating CAL in their elementary and middle school mathematics instruction in two large, diverse school districts in the United States. The intervention led to improved math performance in one evaluation...

Decentralized Pricing for Public Services: Evidence from Tanzania

Florian Blum
Researchers introduced a price regulation on poultry vaccines in Tanzania to evaluate the impact of reducing service providers’ discretion over prices on the number of recipients served, prices charged, and the overall welfare of beneficiaries. The price-cap reduced the average price of vaccinations...

The Impact of Offering Pay-as-you-go Car Insurance on Covering Drivers in California

Researchers conducted a randomized evaluation to test the impact of introducing a pay-as-you-go car insurance contract, which reduces minimum purchase requirements, to uninsured drivers in California. Applicants who were offered this type of insurance were nearly twice as likely to purchase car...

Using Technology to Promote Electoral Participation in South Africa

Karen Ferree
Clark Gibson
Danielle Jung
Researchers conducted a randomized evaluation of the VIP:Voice, a digital election participation platform, to measure the impact of information and communications technologies on individuals’ political participation. Via the platform, researchers interacted with nearly 100,000 citizens, recruited...

The Effects of Reciprocity in Voter Mobilization Calls on Voter Turnout in the United States

Albert Fang
Gregory A. Huber
Catlan Reardon
Researchers evaluated the role of reciprocity in increasing voter turnout through voter mobilization calls by varying whether an initial phone call included a plausible sign of good will by the campaign—an offer to follow up reminding them to vote.