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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

Generating Social Connections for Better Business Practices Among Firms in Ethiopia, Tanzania, and Zambia

Researchers conducted a randomized evaluation in Ethiopia, Tanzania, and Zambia to measure whether generating social connections between manufacturing firm managers could lead to the diffusion and adoption of best business practices. These social interactions led to the spread of best practices...

Irrigation Tank Rehabilitation for Improved Agricultural Outcomes and Water Management in India

Xavier Giné
Anup Malani
The Government of Telangana is partnering with researchers to determine the impact of restoring water tanks for irrigation on water management, agricultural output, and farmers’ income.

The Impact of Financial Incentives for Traditional Birth Attendants on Postnatal Care Use in Nigeria

Adanna Chukwuma
Chinyere Mbachu
Researchers evaluated whether giving traditional birth attendants (TBAs) cash incentives for maternal postnatal referrals can increase uptake of skilled maternal postnatal care. Cash rewards increased referrals made by TBAs by 182 percent and more than tripled the proportion of clients that attended...

Using Social Media to Spread Public Health Messages for COVID19

During the COVID-19 pandemic in West Bengal, researchers studied whether citizens heeded messages better from the government or from a trusted figure. When people received a video message from a trusted figure, they stayed home, washed their hands more, and reported symptoms more often, and their...

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...