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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

The Impact of Health Education on Behavior and Nutrition in China

Renfu Luo
Alexis Medina
Scott Rozelle
Yaojiang Shi
Linxiu Zhang
Huiping Zhang
Health education campaigns are often seen as a way to promote healthy behaviors and encourage the adoption of inexpensive life-saving and life-improving technologies. Researchers evaluated three health education campaigns for parents that aimed to reduce iron-deficiency anemia among primary school...

Mobile Money Usage and Expectations of Violence in Afghanistan

Joshua Blumenstock
Researchers evaluated the relationship between mobile money usage and violence in Afghanistan. Results suggest that access to a mobile salary payment system increased mobile money usage, but expectations of violence significantly decreased usage and increased cash savings instead.

Peer Pressure and Educational Investments in the United States

Researchers offered high school students the opportunity to sign up for free access to an online SAT preparatory course. Some students were told that their decision to sign up would be public, and others were told that their decision would be kept private. In non-honors classes, sign-up rates were...

Video-based Group Extension for Women Farmers in India

Tushi Baul
Kentaro Toyama
Kathryn Vasilaky
In partnership with Digital Green and Jeevika, researchers conducted a randomized evaluation in Bihar, India, to assess the impact of a video-based training on female farmers’ adoption of a climate-smart technique called System of Rice Intensification (SRI), and their yields and profits. Farmers...

Using Social Networks to Spread Word-of-Mouth Information Campaigns in Rural India

Researchers conducted two randomized evaluations in India in which they identified effective individuals for information sharing ("gossips") through word-of-mouth. They found that information was disseminated more widely when shared by individuals nominated by others in their community, rather than...

Scaling Evidence-Based Innovations in Education with Government Partners

Laura Poswell, Executive Director of J-PAL Africa, participated on a panel at USAID’s Global Innovation Week, a multi-day event to showcase ways USAID is partnering with others to achieve the greatest impact. The panel shared their experiences generating evidence and pathways through which their...

The Impact of Defaults and Financial Incentives on Savings Decisions on a Mobile Money Platform in Afghanistan

In partnership with a mobile network operator launching a new phone-based savings account, researchers evaluated the role of defaults and financial incentives on savings decisions. Two months after the launch of the phone-based savings account, the company’s employees randomly assigned a default...