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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

Efficacité des incitations aux prestataires de service pour lutter contre l’anémie en Chine rurale

Patricia Foo
Renfu Luo
Reynaldo Martorell
Alexis Medina
Scott Rozelle
Yaojiang Shi
Sean Sylvia
Linxiu Zhang
Qiran Zhao

Welfare Impacts of Micro-Loans in Nigeria

In Nigeria, researchers worked with a financial service provider to evaluate the impact of digital loans on welfare. Being approved for the loans increased subjective well-being after three months, for applicants who normally would have been denied.

Reducing Farmers' Risk through Flood-Tolerant Rice in India

Researchers partnered with CGIAR’s International Rice Research Institute (IRRI) to evaluate the impact of a flood-resistant rice variety on fertilizer use and crop yield in India. During floods, the flood tolerant seeds had a clear advantage over the traditional seeds. In non-flooded areas, there...

Messaging Strategies to Promote Safe Water and Hygiene in Bangladesh

Kaniz Jannat
David Levine
Thomas Polley
Leanne Unicomb
Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...

Competitive School Grants to Improve Student Learning in Senegal

Oswald Koussihouede
Nathalie Lahire
Corina Mommaerts
Researchers partnered with the Senegalese government to evaluate the impact of a decentralized school grants program on student learning. The program improved test scores overall and for girls in younger grades. The impact was stronger in schools that invested more in human resource training rather...

Video-Mediated Agricultural Extension to Increase Technology Adoption Among Farmers in Ethiopia

Gashaw Abate
Simrin Makhija
David J. Spielman
Researchers conducted a randomized evaluation to test the impact of a video-mediated extension approach on the uptake of technologies recommended by the Ethiopian Ministry of Agriculture. The video-mediated instruction increased uptake through improved access to extension and farmer knowledge but...

Providing Information and Application Assistance to Improve Social Pension Enrollment in India

Sarika Gupta
The researcher evaluated the impact of providing eligible women with program information and various levels of application assistance for the Delhi Widow Pension Scheme on program knowledge, application completion, and enrollment. Offering more involved application assistance increased average...