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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.

Reducing Covid-19 Infections and Holiday Travel through Social Media Campaigns in the United States

By running a Facebook public health campaign, researchers found that social media messaging from doctors and nurses reduced holiday travel and subsequent Covid-19 infection rates. This suggests that social media campaigns may be an impactful and cost-effective way to slow the spread of Covid-19 and...

Providing Conditional Cash Transfers to Encourage Childhood Immunization in Pakistan

Sara Abdullah
Danya Arif
Subhash Chandir
Aamir Khan
In Pakistan, researchers conducted an evaluation to test the impact of different types of mobile conditional cash transfers (mCCTs) on childhood immunization coverage and timeliness. Overall, small mCCTs led to increases in rates of immunization coverage at a low administrative cost. Additionally...

Marketing Effects in a Consumer Credit Market in South Africa (Pricing the Effect of Psychological "Features")

Working closely with a highly profitable consumer lender in South Africa, researchers sought to determine the effects of advertising content, price, and offer deadlines on loan take up. They found the marketing had significant effects on loan take up, but not on loan amount or default rates. Clients...

Weekday vs. Weekend Text-Based Parenting Support in the United States

Hans Fricke
David Song
Ben York
In Texas, researchers conducted a randomized evaluation to test the impact of text message-based parenting support delivered at different times of the week on young children’s literacy and numeracy development. They found that text messages delivered on weekends were best for supporting children...

Interest Rates, Loan Maturity and Demand for Microfinance Loans in South Africa

Researchers tested the assumption of price inelastic demand using a randomized evaluation in South Africa. The results suggest that the demand curves were downward sloping, and steeper for price increases relative to the lender’s standard rates. Researchers also found that loan size was far more...

Laser-Branding Technologies to Increase the Quality of Watermelons in Chinese Markets

Researchers conducted a randomized evaluation to test the impact of different types of labels to signal product quality on sellers’ ability to develop a reputation for consistently selling high-quality watermelons in China. The more expensive laser-cut label influenced sellers to provide higher...

The Impact of Doubling Teacher Salary on Student Performance in Indonesia

Researchers examined the impact of doubling teacher salary on student and teacher performance in Indonesia. This intervention had some positive effects on teachers: they reported higher levels of satisfaction with their jobs and less financial stress and were less likely to have a second job...

Improving Immunization Rates Through Regular Camps and Incentives in India

In rural Rajasthan, India, researchers evaluated whether improving access to vaccines via immunization camps could increase immunization rates, and whether additionally offering a non-financial incentive such as lentils could further increase rates. They found that providing incentives alongside...