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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 Social Interactions on a Household's Aspirations and Investments in Nicaragua

In Nicaragua, researchers examined the impact of interacting with motivated community leaders on aspirations, household investment, and long-term living standards. They found that social interactions with these motivated community leaders increased households’ investments in education, nutrition...

Technology Adoption and Diffusion through Social Networks Among Coffee Farmers in Rwanda

In Rwanda, researchers worked with TechnoServe to evaluate the impact of an agronomy training program on trained farmers’ knowledge and use of best practices in coffee-growing, along with spillovers on untrained farmers. The agricultural trainings expanded trained farmers’ social networks, improved...

The Impact of Poverty Reduction on Child Health, Nutrition, and Sleep in the United States

Nathan Fox
Sarah Halpern-Meekin
Emma Hart
Alicia Kunin-Batson
Katherine Magnuson
Kimberly Noble
Jessica Sperber
Hiro Yoshikawa
To understand the causal impact of poverty reduction on children’s health, nutrition, sleep, and healthcare utilization, among other outcomes, researchers randomly assigned new mothers to receive an unconditional cash transfer of $333 (high-cash group) or $20 per month (low-cash group) in the Baby’s...

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...

The Role of Conditional Cash Transfers in Mitigating Income Shocks in Mexico

In rural Mexico, researchers examined whether conditional cash transfers (CCTs) protect families against income shocks and promote investment in children's education.

The Impact of Cash Transfers on the Educational Attainment, Sexual Behavior, and HIV Status of Adolescent Girls in Malawi

Ephraim Chirwa
Richard Garfein
Berk Ozler
In Malawi, researchers tested the relative effects of providing conditional and unconditional cash transfers to teenage girls and their families. Among girls enrolled in school at the start of the program, conditional cash transfers increased school attendance and reduced HIV prevalence while...

Student Plagiarism and Rational Ignorance in the United States

Thomas S. Dee
By subjecting the papers to an electronic anti-plagiarism program, researchers found that the tutorial significantly reduced the likelihood of plagiarism, particularly among students with lower college entrance scores who had the highest rates of plagiarism. A follow-up survey suggests that the...

Evidence-Based Medicine for Family Planning in Jordan

Nadia Al-Alawi
Shirin Aladwan
Minki Chatterji
Soon Kyu Choi
Marianne El-Khoury
Researchers partnered with USAID to study the impact of Evidence-Based Medicine programs on changing family planning providers’ biases against injectable contraceptives. Overall, researchers found no change in provider practices and self-reported prescriptions.