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Parcourez les articles de presse, médias en ligne, blogs, podcasts et vidéos sur notre travail et la recherche de nos affiliés, ainsi que nos communiqués et lettres d'information, par année. Nous invitons les médias à nous contacter par courriel

Peer Group Assignment and Student Achievement in the United States

Researchers evaluated the impact of creating peer groups optimized to improve the academic achievement of lower-ability first-year students at the United States Air Force Academy. Placing lower-ability students in the optimized groups, which mixed them with a relatively large number of peers with...

An Evaluation of Digital Green's Agricultural Extension Program in India

Tushi Baul
Kentaro Toyama
In partnership with Digital Green and Jeevika, researchers conducted a randomized evaluation in Bihar, India, to assess the impact of a video-based training on female farmers’ adoption of a climate-smart technique called System of Rice Intensification (SRI), and their yields and profits. Farmers...

Providing Primary Education for Foundational Literacy and Numeracy in Guinea Bissau

Peter Boone
Ila Fazzio
Jenny Hsieh
Robin Lumsdaine
Researchers evaluated the impact of creating schools offering four years of primary education, in lieu of the government, on early grade reading and math skills in rural Guinea Bissau. The intervention led to substantial improvements in literacy and numeracy.

Moral Incentives to Increase Credit Card Repayment in Indonesia

Daniel Gottlieb
Martin Kanz
Researchers partnered with a large Indonesian Islamic bank to evaluate the impact of sending moral appeals in reminder text messages to late-paying credit card holders. Messages stating that non-repayment of debts by someone who is able to repay is an injustice increased the number of clients...

The Impact of Energy Efficiency Messaging on Audit Takeup and Investment in Wisconsin

Researchers examined the informational, behavioral, and monetary drivers behind takeup of residential energy efficiency audits and subsequent investments in Wisconsin. While receipt of promotional letters and subsidies did induce higher rates of audit participation, overall takeup and investment in...

Investigating the Impact of Credit with Performance-Contingent Repayment in Kenya

Researchers conducted a randomized evaluation to test whether a performance-based repayment contract could outperform conventional microcredit contracts, or fixed-payment loans, in improving business outcomes and welfare for micro-distributors in Kenya. Micro-distributors who received flexible...

Phone-Based Tutoring to Support Learning during School Closures: Evidence from Five Countries

In the context of the COVID-19 pandemic, researchers conducted a randomized evaluation to test the impact of delivering educational content via mobile phones on student learning in five countries. Mobile-based instruction, especially through phone call tutorials, improved foundational learning...

Mobile Monitoring to Improve Adult Learning in Niger

Researchers tested whether making weekly calls to teachers, students, and the village chief during an adult education program in Niger could increase teacher accountability and improve student learning. Both the education program and the weekly calls increased students’ scores in reading and math.