Blog

News

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

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.

Paiement à la performance dans le secteur de la santé : résultats en République Démocratique du Congo

De nombreux pays développés et en développement mettent en œuvre des mécanismes de financement basé sur la performance afin d’améliorer l’efficacité du service public. Cependant, il existe encore trop peu de preuves de l’impact que peuvent avoir de tels dispositifs. Les chercheurs ont donc évalué un...

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...

Measuring Competition Through Subsidies in Sierra Leone's Cocoa Market

Tristan Reed
In order to measure the level of competition among traders in Sierra Leone’s cocoa market, researchers conducted a randomized evaluation to test the impact of delivering subsidies to cocoa traders on prices that traders paid to cocoa farmers. While the bonus payments did not affect the prices paid...

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...

The Impact of Credit Scores on Lending in Colombia

Researchers used a randomized evaluation to measure the impact of introducing credit scores on lending to small enterprises in Colombia. The adoption of credit scores increased productivity in the loan approval process and improved credit allocation.