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In Tanzania, researchers are conducting a randomized evaluation to test the impact of factory employment and different compensation schemes on gender differences in labor market outcomes, taste for competition, and views on social and gender norms.

Researchers tested whether an informative letter campaign could reduce inappropriate prescribing of controlled substances in Medicare Part D. Letters had no detectable effect on prescribing. In ongoing work, researchers are testing alternative versions of letters.

Supporting women’s empowerment, the ability for women to control their resources and make their own choices, is a common policy goal both as its own outcome and as a vehicle to drive other change like improving children’s health and education. Many empowerment programs have targeted women’s income...

In the United States, many people who are eligible for social and economic benefits do not claim those benefits. Researchers partnered with the U.S. Internal Revenue Service (IRS) to test the effectiveness of different messages to taxpayers designed to encourage them to claim certain tax benefits.

In partnership with the Government of Tamil Nadu, researchers evaluated the impact of incentivizing and monitoring walking on exercise and health. Incentives increased walking and improved health, as measured by risk factors for diabetes and by mental health.

In partnership with the Government of Indonesia, researchers conducted a randomized evaluation to compare the efficacy of vouchers versus in-kind transfers in reducing poverty and improving program delivery. The reform led to an increase in assistance received by eligible households, due to improved...

Researchers conducted a randomized controlled trial to study the impact of improved communication and low-cost behaviorally informed “nudges” on Medicaid take-up. The low-cost interventions significantly increased enrollment.