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.

Promoting Sustainable Farming Practices in Malawi

Ariel BenYishay
Researchers conducted a randomized evaluation to test the impact of leveraging social networks to disseminate information about two technologies, pit planting and “Chinese composting,” on farmers’ adoption of these methods. Providing performance-based incentives to peer farmers had the biggest...

The Impact of Information Campaigns on Voter Polarization in Turkey

The researcher evaluated an opposition party’s door-to-door information campaign regarding increases in executive power or executive performance to determine the impact of widespread, non-state-authorized information on voter partisanship. In neighborhoods with majority opposition supporters...

Decreasing Mobile Money Vendor Misconduct through Information Sharing in Ghana

In Ghana, researchers evaluated the impact of providing vendors and consumers with information on official mobile money charges and options for recourse for consumers to report being overcharged. The program led to a decrease in misconduct, which in turn facilitated an increase in market activity...

Testing the Effectiveness of Payments for Ecosystem Services to Enhance Conservation in Uganda

In Uganda, researchers conducted a randomized evaluation to test the effectiveness of a program in which landowners were paid to not cut forest trees on their property. During the study period, landowners who were offered contracts to conserve forest cleared 4 percent of forested land, compared to 9...

Promoting Agricultural Technology Adoption in Rwanda

In Rwanda, researchers worked with TechnoServe to evaluate the impact of an agronomy training program on farmers’ knowledge and use of best practices in coffee-growing. Preliminary results suggest that the trainings helped some farmers improve their coffee-growing practices, but that the practices...

The Impact of Emergency Rental Assistance on Housing Stability during Covid-19 in the United States

Researchers leveraged existing randomization to evaluate the impact of ERA programs during the pandemic in four urban areas in the United States on measures of housing stability, financial security, and mental health. Receipt of rental assistance increased rent payment in the short term and modestly...

The Impact of Cognitive Stimulation and Nutritional Supplements on Early Childhood Development in Colombia

Camila Fernandez
Emla Fitzsimons
Sally Grantham-McGregor
Marta Rubio-Codina
Early childhood is an important time for both physical and neurological growth and development, but many children fail to reach their development potential. Researchers introduced an early childhood development program in Colombia to test the effects of psychosocial stimulation and micronutrient...