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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.

The Impact of Bid Training on Small Firm Growth in Liberia

Fei Ao
Vinayak Iyer
Golvine de Rochambeau
Researchers evaluated the impact of a bid training program on the business performance of local small and medium-sized firms. The bid training led firms to bid on and win more contracts, with the positive impacts concentrated on a quarter of firms.

Accelerating Changes in Norms about Social Distancing to Combat COVID-19

James Riddell IV
Tanya Rosenblat
Researchers are conducting a randomized evaluations to test the impact of different types of public health messaging on the practice of social distancing.

The Impact of a Peer Information Sharing Strategy to Combat the Spread of Covid-19 in Zambia

Researchers are measuring the impact of a peer information sharing strategy on people’s learning and adherence to Covid-19 health protocols. This study is part of a three-country research program in Zambia, Ghana, and the US aiming to find evidence on the most effective strategies to communicate...

Primary School Deworming in Kenya

Researchers evaluated a mass school-based deworming program in Western Kenya, and found that deworming substantially improved health and school participation of treated children, as well as of untreated children in both treatment schools and neighboring schools. The program reduced school...

Free Distribution or Cost Sharing? Evidence from a Malaria Prevention Experiment in Kenya

Researchers investigated the impact of the price of insecticide-treated bed nets (ITNs) on usage and demand in Kenya. Researchers found that cost-sharing considerably dampened demand, and those who were left out under a cost-sharing scheme had very high usage rates when they could access the product...

The Effect of Bureaucrat Performance Scorecards on Service Delivery and Bribes in Bangladesh

Researchers evaluated the impact of performance scorecards on the speed of delivery and the payment of bribes. Results show that the intervention increased on-time service delivery, but did not decrease bribe payments on average; bribes among high-performers increased.

The Impact of Community-Based Testing and Free Condom Distribution on HIV Prevention Among Youth in Kenya

Grace Makana Barasa
Moses Baraza
In Western Kenya, researchers evaluated the impact of two preventive approaches—community-based testing and free condom provision—on behavioral and biological outcomes. Neither community-based testing, free condoms, nor these interventions offered together reduced the prevalence of sexually...