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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.

Can Lotteries Help Prevent HIV Among Youth? Evidence from Lesotho

Researchers conducted a randomized evaluation to test the impact of lottery-based financial awards given to young individuals who tested STI-negative on their likelihood of contracting HIV and engaging in risky sexual behavior. The intervention provided frequent rewards at short intervals to bring...

Avoiding Injuries at Home for Older People in France

Simon Beck
Lucile Romanello
Researchers conducted a randomized evaluation to understand whether providing information about the risk of accident and methods for prevention, or incentives to install home safety measures affect take-up of a home safety adaptations program. Cost reduction incentives and information disclosures...

Local Elites and Targeted Social Programs in Indonesia

Vivi Alatas
Ririn Purnamasari
Matthew Wai-Poi
Researchers conducted a randomized evaluation to study the impact of elite capture in a conditional cash transfer program in Indonesia. Elite capture existed in some programs, but the welfare losses created were small, suggesting that improving administrative capabilities in targeting methods might...

Radio Advertisements to Increase Electoral Competition in the United States

Costas Panagopoulos
Researchers examined the effect of radio advertisements on electoral competition through a randomized evaluation and found that radio advertisements that stated the names of both incumbents and challengers, reminded listeners about the date of the upcoming election, and encouraged them to vote...

Building Trust in Fertilizer Quality Among Farmers in Tanzania

Annemie Maertens
Researchers conducted an evaluation to test the impact of an information campaign about fertilizer quality on farmers’ beliefs and their purchase and use of fertilizer. The information campaign led farmers to change their beliefs about the quality of fertilizer available in local markets and to buy...

Incentives, Selection and Productivity in Labor Markets in Malawi

Researchers evaluated the effect of randomly offering varied wages to bean-sorting workers in rural Malawi. While offering higher wages caused workers to increase their productivity, it did not attract more productive workers.