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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

Video-Based and In-person Extension Services to Increase Agricultural Technology Adoption in Ethiopia

Adrien Bouguen
Denise Hörner
Meike Wollni
Researchers randomly evaluated the effects of a decentralized extension program and an additional video-based information campaign on farmers’ adoption of a package of integrated soil fertility management (ISFM) technologies as well as individual practices in Ethiopia. They found that both in-person...

The Effect of Information on Politician Selection in Sierra Leone

Abou Bakarr Kamara
Researchers partnered with the two major political parties in Sierra Leone and conducted a randomized evaluation to test the impact of providing reliable information on potential candidates’ qualifications and sharing voter preferences with party officials during Parliamentary elections. More...

Consumer information to reduce counterfeit agricultural goods in Kenya

Eric Hsu
Anne Wacera Wambugu
In Kenya, researchers assessed the impact of training farmers to verify seed quality on their seed purchasing decisions and productivity, and the responses of seed markets to these changes. Trained farmers became better able to detect seed quality, more selective about where they bought seeds, and...

Giving effective information to fight COVID-19

Sergio Bautista
Martin Lajous
Researchers are conducting a randomized evaluation to test the impact of public health messages on hand washing and compliance with government mandated guidelines in Mexico.

Providing Job Search Information to Improve Job Seekers' Employment and Earnings in Germany

Steffen Altmann
Florian Zimmermann
Researchers conducted a randomized evaluation to test the impact of providing recently unemployed individuals informational brochures about job search strategies that motivated an active search on their labor market outcomes. Providing informational brochures improved the employment and earnings of...

Nurturing Curiosity to Enhance Learning in Turkey

Ipek Mumcu
In Turkey, researchers evaluated the impact of a new pedagogical approach aimed at cultivating primary school students’ curiosity, particularly in science, to improve learning outcomes. Students whose teachers adopted the approach displayed greater curiosity, ability to retain knowledge, and science...

Attracting Talented Workers by Reducing Application Costs in Ethiopia

Girum Abebe
Esteban Ortiz-Ospina
Researchers partnered with an employer in Addis Ababa to assess the impact of a small monetary incentive to apply for a job or a higher wage offer on the quality of applicants to a vacancy for a clerical position. Both of these changes increased the quality of applicants by similar amounts.

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.