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.

The Lightbulb Paradox: Consumer Behavior and Public Policy in the U.S. Electricity Market

Energy-efficient technologies, such as compact fluorescent lightbulbs (CFLs), have the potential to save consumers money, but their adoption remains low. Researchers evaluated the impact of information and price on demand for CFLs in two contexts: an online survey platform and a typical retail...

Providing Vision Screening and Free Eyeglasses in Elementary Schools in the United States

Jongwook Lee
Kristine West
Researchers evaluated the impact on educational outcomes of providing enhanced vision services to low-income elementary school children. Providing vision screening and free eyeglasses significantly increased achievement in two of the three districts studied, while screening without the provision of...

Comparing the Impacts of Industrial Jobs and Self-Employment in Ethiopia

In Ethiopia, researchers randomly assigned mostly female jobseekers to receive an industrial job offer or an unconditional cash transfer, meant to spur self-employment. While they found positive impacts of the cash transfers on occupational choice, income, and health in the first year, these effects...

Identifying Effective Teachers in the United States

Daniel McCaffrey
Trey Miller
Researchers evaluated how well different measures of teacher effectiveness predicted student performance in six school districts in the United States. Measures of teacher effectiveness based on student achievement in the previous year, classroom observations, and student surveys accurately...

The Timing and Effectiveness of Subsidies for Agricultural Technology Adoption in Zambia

Samuel Bell
Christopher Severen
Elizabeth Walker
Technology adoption often requires investments over time. As farmers realize new information about the costs and benefits of investments, they may abandon the newly adopted technology shortly after. Researchers partnered with the non-governmental organization Shared Value Africa and Dunavant Cotton...

The Impact of Informational Mailings on SNAP Enrollment in the United States

Researchers studied the impact of providing outreach and assistance to households that are likely eligible for the Supplemental Nutrition Assistance Program (SNAP), previously known as food stamps, on enrollment in the program.

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...

Improving Consumer Choices on Health Insurance Marketplaces in the United States

Researchers studied the impact of providing personalized and generic information about potential savings via letters and e-mails on enrollee health plan choices.