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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

Do Robotic Calls from Credible Sources Influence Voter Turnout or Vote Choice?

James G. Gimpel
Daron R. Shaw
To test the impact of an automated phone call from a credible source on voters’ preferences and behavior, researchers delivered the message to random voters in two concurrent randomized evaluations. The call did not increase voter turnout or change voter preferences, suggesting that automated phone...

Socio-Emotional Learning for At-Risk Students in Urban Schools in Lima

Ines Kudo
Researchers evaluated the impact of teaching socio-emotional skills to schoolchildren on their emotional well-being, learning, life satisfaction, and long-run labor outcomes.

Leveraging Business Networks to Boost Women’s Entrepreneurship in Ghana

Researchers investigated the role of online networking groups (via WhatsApp) and free legal aid on improving business innovation, practices, sales, and profits among growth-oriented women-owned firms in Ghana. They found that online networking groups meaningfully encouraged business innovation...

Building Market Linkages for Smallholder Farmers through a Digital Marketplace in Uganda

Researchers conducted a randomized evaluation in Uganda to test the impact of a mobile phone-based marketplace for agricultural commodities on local market prices, entry of traders, farmer revenue, and trader profits. Overall, the platform increased trade flows and decreased price variation across...

The Impact of Unconditional Cash Transfers on Health Outcomes in Chelsea, Massachusetts

Benjamin Le Cook
The City of Chelsea implemented a cash transfer program called Chelsea Eats, which provided eligible households with up to US$400 per month for nine months. Researchers conducted a randomized evaluation on the impact of the unconditional cash transfer on health care utilization and a variety of...

Designing Contracts for Healthcare Providers in India

Katherine Donato
Manoj Mohanan
Yulya Truskinovsky
Researchers evaluated two types of reward contracts—one that rewarded providers for increased use of inputs and one that rewarded providers for improved health outputs—among rural obstetric care providers in India. They found that both contracts reduced post-partum hemorrhage by 20-23 percent.

Linking Weather Index Insurance and Credit to Improve Agricultural Productivity in Rural Ethiopia

Shukri Ahmed
Alexandros Sarris
Researchers combined subsidized weather index insurance with input loans for fertilizer and modern seed use for smallholder farmers in rural Ethiopia to investigate the impact of these products on demand for insurance and resulting shifts in agricultural technology use and crop yields. Results...

Generating Skilled Self-Employment in Uganda

Sebastian Martinez
Researchers used a randomized evaluation to measure the impact of a government program that gave groups of young people US$400 per person in return for a proposal to start a skilled trade. Recipients invested the cash and significantly increased their incomes for several years. However, nine years...