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 Impact of an Online Math Learning Platform on Test Scores and Attitudes Towards Math in Brazil

Lucas Finamor
Lycia Lima
Researchers conducted a randomized evaluation to measure the impacts of the Khan Academy’s online platform on math scores in Brazilian public schools. Despite improving student’s attitudes towards math, the program had mixed impact on students’ test scores depending on program implementation and...

How Malleable are Non-Cognitive Skills? Measuring the Impact of Increasing Grit in Turkey

Teodora Boneva
Seda Ertac
Researchers worked with public elementary schools in Istanbul to measure the effects of a “grit curriculum” on fourth-grade students’ perseverance, competitiveness, and test scores. Students who were exposed to the grit curriculum in 2013 earned higher scores on math exams, and the program also...

The Impact of a Graduation Program on Livelihoods in Refugee and Host Communities in Uganda

Lasse Brune
Nathanael Goldberg
Doug Parkerson
In Uganda, researchers working with USAID are conducting a randomized evaluation to better understand the effectiveness of several variants of a graduation program focused on improving nutrition and self-reliance among populations in and around a refugee settlement.

Assessing the effect of conditional cash transfers on pregnancy outcomes in France

Women of lower socioeconomic status adhere to recommended prenatal care regimens at lower rates, which can have adverse effects on both maternal and newborn outcomes. Researchers conducted a randomized evaluation to measure the impact a financial incentive of € 30 ($33.89) per visit per month on...

Video-Based and In-person Extension Services to Increase Agricultural Technology Adoption in Ethiopia

Denise Hörner
Meike Wollni
Researchers randomly evaluated the effects of a decentralized extension program and an additional video-based information campaign on farmers’ adoption of a package of integrated soil fertility management (ISFM) technologies as well as individual practices in Ethiopia. They found that both in-person...

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 Effect of Information on Politician Selection in Sierra Leone

Abou Bakarr Kamara
Researchers partnered with the two major political parties in Sierra Leone and conducted a randomized evaluation to test the impact of providing reliable information on potential candidates’ qualifications and sharing voter preferences with party officials during Parliamentary elections. More...

Delegating Property Tax Collection to Local Elites in the DRC

Researchers conducted a randomized evaluation during the 2018 property tax collection campaign to test the impact of delegating tax collection to local chiefs. Where local chiefs collected taxes, households were more tax compliant than where state collectors collected, mainly because chiefs had...