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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.

Incentivizing Safe Sex in Rural Tanzania

Ramadhani Abdul
Faraji Abilahi
William Dow
Erick Gong
Zachary Isdahl
Boniphace Jullu
Suneeta Krishnan
Albert Majura
Carol A. Medlin
Jeanne Moncada
Sally Mtenga
Mathew Alexander Mwanyangala
Rose Nathan
Laura Packel
Julius Schachter
Kizito Shirima
Damien de Walque
In Tanzania, researchers examined whether making cash payments conditional on testing negative for sexually transmitted infections (STIs) can improve safe sex practices among young adults. They found that offering cash incentives of US$20 significantly reduced STI rates after one year, although...

The Impact of Contraceptive Subsidies for Individuals in the United States

Jennifer Barber
Lea Bart
Vanessa Dalton
Daniel Eisenberg
Paula Fomby
Vanessa Lang
Alexa Prettyman
In this randomized evaluation, researchers partnered with Planned Parenthood of Michigan to give vouchers for contraception to evaluate the impact of contraceptive costs on method choice. Those who received the vouchers were more likely to buy contraceptives and buy more expensive methods than those...

Involving Parents in their Children's Education in Chile

Can a multi-dimensional program enhance parental involvement and student outcomes? Programa Aprender en Familia (Family Learning or PAF), a program implemented in elementary public schools attended by poor students in Chile, led to improved parental involvement and improved relationships between...

Messaging Strategies to Promote Safe Water and Hygiene in Bangladesh

Kaniz Jannat
David Levine
Thomas Polley
Leanne Unicomb
Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...

The Effect of Discussion Group Composition on Policy Preferences in the United States

In a series of three evaluations throughout the United States, researchers evaluated the effect of group composition on individual participants’ political views. They found little evidence that the ideological and demographic complexion of the group influenced post-discussion opinions.

Video-Mediated Agricultural Extension to Increase Technology Adoption Among Farmers in Ethiopia

Gashaw Abate
Simrin Makhija
David J. Spielman
Researchers conducted a randomized evaluation to test the impact of a video-mediated extension approach on the uptake of technologies recommended by the Ethiopian Ministry of Agriculture. The video-mediated instruction increased uptake through improved access to extension and farmer knowledge but...

Spanish-language Radio Advertisements and Latinx Voter Turnout in the 2006 Congressional Elections

Costas Panagopoulos
Researchers tested the impact of non-partisan Spanish-language radio campaigns on Latinx voter turnout in the November 2006 congressional elections. These radio advertisements significantly increased Latinx voting rates.

Impact of Rainfall Insurance on Farmer Behavior in India

Xavier Giné
James Vickery
In India, researchers conducted a randomized evaluation to test how the provision of rainfall index insurance affected farmer production decisions, focusing on the decision to grow cash crops. They found that providing insurance led farmers to shift production towards higher-risk, higher-return cash...