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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.

Property Tax Experiment in Punjab, Pakistan: Testing the Role of Wages, Incentives and Audit on Tax Inspectors' Behavior

Researchers conducted a two-year randomized evaluation of incentive schemes for tax officials in Punjab, Pakistan that found performance pay significantly increased tax revenues without harming taxpayer satisfaction.

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...

Household Risk Strategies and Conditional Cash Transfers in Nicaragua

Patrick Premand
Renos Vakis
Researchers conducted a randomized evaluation to test the effect of a basic CCT program, as well as two complementary interventions, on households’ vulnerability to irregular weather patterns. Providing households with vocational training or capital grants to generate non-agricultural income helps...

Identifying Information Asymmetries in a Consumer Credit Market in South Africa

Researchers sought to understand different types of information asymmetries and how they relate to loan default rates in South Africa. Borrowers given high interest rates had a greater incentive to default as it was more costly to repay the loan, but there was little evidence that borrowers...

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...

Changing Teenage Girls' Aspirations and Educational Attainment through Increased Female Representation in Leadership in India

In 2008, women accounted for 18 percent of parliamentarians worldwide, and only 13 countries had a female head of government. In India, researchers studied the impact of a constitutional amendment that reserved village council leadership positions for women on adolescent girls’ career aspirations...

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...