Blog

News

Browse news articles about J-PAL and our affiliated professors, and read our press releases and monthly global and research newsletters. For media inquiries, please email us.

Impact of Peer Motivation on Worker Productivity in Malawi

Lasse Brune
Researchers at the Lujeri Tea Estates in Malawi evaluated the impact of exposure to more, less, or equally productive peers on tea harvester productivity. They found that increasing the productivity of a worker’s peers meaningfully increased worker productivity, measured in kilograms of tea picked...

Connecting Smallholder Farmers to Agricultural Value Chains in Rwanda

Alan Spearot
Guanghong Xu
Researchers are evaluating the effects of providing farmers with access to maize processing services that could improve maize quality on their input decisions.

Valuing Trust in Shantytowns in Peru

Markus Mobius
Tanya Rosenblat
Adam Szeidl
In collaboration with PRISMA, a Peruvian NGO offering credit through village banks, researchers designed and implemented a new loan product, which required new clients to be sponsored by existing clients, to measure the relative importance of social networks and prices for borrowing in shantytowns...

The Role of Exposure, Social Networks and Marketing Messages in Households' Willingness to Pay for Malaria Prevention in Kenya

This study evaluated the impact of subsidies and two different marketing messages on the take-up of insecticide-treated bed nets by rural households. Take-up did not vary with the framing of marketing messages but was highly sensitive to changes in price. Gaining access to a highly subsidized bed...

Counseling Welfare Recipients in Hauts de Seine, France

Thierry Kamionka
Laurent Lequien
Researchers sought to test whether intensive job counseling with a private provider is an effective means of increasing employment rates, even for a population with such a low attachment to the labor market. Results suggested that job-counseling increased employment rates among counseled individuals...

Examining Underinvestment in Agriculture: Returns to Capital and Insurance Among Farmers in Ghana

Researchers in northern Ghana conducted a randomized evaluation to assess the underlying reason for underinvestment by examining the relative effectiveness of cash grants and insurance grants in improving crop yields. Results suggest that uninsured risk, rather than a lack of capital, was the...

Information Dissemination Campaign and Voters' Behavior in the 2009 Municipal Elections in Mexico

Researchers randomly assigned voting precincts to a campaign spreading information on corruption and public expenditure conducted one week before the 2009 municipal elections in Mexico. Providing incumbent corruption information not only decreased incumbent party support, but also decreased voter...