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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

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...

Digital Delivery of Humanitarian Aid to Improve Food Security of Women in Afghanistan

Michael Findley
Miguel Fajardo Steinhäuser
Researchers evaluated a program delivering digital aid payments on food security and mental well-being for vulnerable female-headed households in Afghanistan. Digital payments led to improved food security and mental well-being for beneficiaries. Digital delivery of aid was also cost-effective and...

The Impact of Quality Upgrading and Market Access on Farmers’ Productivity and Profits in Uganda

Selene Ghisolfi
Frances Nsonzi
In western Uganda, researchers conducted a series of randomized evaluations that assessed the impact of introducing a combination of post-harvest services, training on agricultural best practices, and access to a market for high-quality maize on farmers’ productivity and profits. Researchers found...

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...

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...

Raccordement à l’eau des ménages à Tanger, au Maroc

Les ménages de Tanger, au Maroc, acceptent volontiers de payer pour avoir l’eau courante. Tandis que ce raccordement à domicile n’a aucun impact sur les maladies liées à l'eau, le bien-être déclaré par les ménages augmente de façon significative.