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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

Using Cell Phones to Monitor the Delivery of Government Payments to Farmers in India

Researchers conducted a randomized evaluation to test the impact of a cell phone-based monitoring system on the delivery of government-issued payments for farmers in Telangana, India. The system significantly improved the likelihood of farmers ever receiving their payments as well as receiving them...

Diffusing New Seeds through Social Networks in Indian Village Economies

The researcher conducted a randomization in rural Odisha in India, by comparing adoption of a new seed variety through farmer-to-farmer networks in one half as benchmarked by door-to-door sales of the same seed. Trading between farmers leads to substantial under-adoption of agricultural technology...

Prescribing Food as Medicine among Individuals Experiencing Diabetes and Food Insecurity in the United States

John Bulger
John Cawley
Andrea Feinberg
Diabetes is one of the most prevalent diseases in the United States and is closely linked to food insecurity. Researchers evaluated the impact of an intensive food-as-medicine program that provides fresh food and diabetes education on health and health care utilization for individuals experiencing...

Cash and Microenterprise Support for the Ultra-Poor in Uganda

In partnership with the Association of Volunteers in International Service, researchers evaluated the impact of the Women’s Income Generating Support (WINGS) program, an initiative which provided low-income Ugandan individuals, mainly women, with financial grants, business skills training, and...

Pricing Schemes and Irrigation Techniques for Water Conservation and Farm Profits in Bangladesh

Researchers conducted two randomized evaluations in Bangladesh to study the impact of a new irrigation method and different pricing schemes on water use and conservation. The new irrigation method reduced water consumption and costs for farmers who were already paying for water by the hour, or by...

Principal Training to Improve Student Achievement in Puerto Rico

Researchers are evaluating the impact of changes in school management practices on student outcomes over time by introducing a large-scale principal training program for school directors in Puerto Rico and testing different strategies to sustain improved management practices after the program.

Scripted Teacher Lessons on Student Learning in Chile

Marina Bassi
Ana Reynoso
Researchers partnered with the Chilean Ministry of Education to evaluate the impact of pre-packaged classroom materials and standardized directions for teachers on teaching quality and student learning. The program improved student learning outcomes substantially, with equal benefits for both boys...

Providing information on wood heating to decrease indoor air pollution in France

Coralie Chevallier
Mathieu Perona
Rita Abdel Sater
Researchers evaluated the impact of general and personalized information regarding the relationship between wood burning and indoor pollution on households’ knowledge of pollution and their pollution mitigation efforts. Both general and personalized information increased households’ awareness of...