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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

The Timing and Effectiveness of Subsidies for Agricultural Technology Adoption in Zambia

Samuel Bell
Christopher Severen
Elizabeth Walker
Technology adoption often requires investments over time. As farmers realize new information about the costs and benefits of investments, they may abandon the newly adopted technology shortly after. Researchers partnered with the non-governmental organization Shared Value Africa and Dunavant Cotton...

Incentivizing Households to Save Energy in Hanoi, Vietnam

Jorge Lemus
Guillermo Marshall
Chi Ta
Researchers conducted a randomized evaluation during the summer months of 2023 to test the impact of using contracts or contests to encourage energy savings and assess their cost-effectiveness. Researchers found that contests and contracts achieved similar levels of energy savings. However, contests...

Energy Conservation through Text Messages and Price Increases in Japan

Takanori Ida
Makoto Tanaka
Researchers introduced two programs during peak consumption hours—text messages encouraging energy conservation for the benefit of society, or price increases—to evaluate the impact of social motivation and dynamic pricing on energy conservation. Both programs led to reductions in electricity use...

Reducing Administrative Burden for Postpartum Individuals Accessing Primary Care in the United States

Researchers evaluated the impact of auto-scheduling appointments with targeted messages and nudge reminders on primary care engagement within four months after delivery for postpartum individuals with diabetes, hypertension, mental illness, or obesity in the United States. Individuals who received...

Role of Information on the Returns of Post-Primary Education on School Dropout

Researchers and the Ministry of Education evalauted at scale two low-cost ways of providing relevant information to help students and their families make more informed decisions. Results suggest that the programs were effective at changing educational plans and lowering dropout rates, while...

The Effect of Mentoring on School Attendance and Academic Outcomes: A Randomized Evaluation of the Check & Connect Program

Sandra Christenson
Amy Claessens
Ashley Cureton
Mimi Engel
Ijun Lai
Mary Clair Turner
Researchers conducted a randomized evaluation of Check & Connect (C&C), a school-based mentoring program, to evaluate its impact on school attendance and academic outcomes. For students who began the program in grades 5-7, the program decreased student absences and caused participating students to...

Promoting Intercaste Harmony Through Sports

Researchers conducted a randomized evaluation of cricket teams in rural India to identify whether team composition could improve intergroup harmony. Collaborative contact between cricket players of different castes reduced prejudice toward members of lower castes and increased cross-caste...