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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 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...

Assessing the Impact of Microcredit in Ethiopia

Jaikishan Desai
Kristin Johnson
Researchers analyzed the introduction of microcredit programs in parts of rural Ethiopia to evaluate the effect of improved credit access on economic and social outcomes. They found that introducing microcredit programs increased the frequency of borrowing and amount borrowed by rural households in...

Impacts of Conditional Cash Transfer Programs on Voting in Honduras

In this randomized evaluation in Honduras, researchers assessed how the national Programa de Asignación Familiar (Family Allowance Program) CCT program, which provided a combination of transfers to households and transfers to support public goods, influenced voting in local and national elections...

The Oregon Health Insurance Experiment in the United States

Heidi Allen
Mira Bernstein
Jonathan Gruber
Joseph P. Newhouse
Eric Schneider
Jae Song
Bill Wright
Alan Zaslavsky
In a series of evaluations, researchers took advantage of a lottery that gave low-income uninsured adults the chance to apply for Medicaid in the United States to examine the impact of health insurance on these outcomes over the first two years.

The Impact of Delayed Wage Payments on Spending and Investment in Malawi

Lasse Brune
Qingxiao Li
Researchers conducted a randomized evaluation to test the impact of paying workers on a weekly basis or in one lump sum, as well as of receiving payments in contexts with greater temptation to spend, on their spending and investment decisions. Workers assigned to receive lump-sum wages were more...

The Impact of Farmer-to-Farmer Training on Agricultural Productivity in Uganda

Jeremie Gignoux
Rick Kamugisha
Jane Kugonza
Margaret Najjingo Mangheni
Researchers evaluated the impact of a farmer-to-farmer training program on Ugandan farmers’ knowledge and use of improved dairy farming practices, as well as dairy production and revenues. Overall, the farmer-to-farmer training program improved farmers’ knowledge, productivity and revenues.