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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.

In this study, researchers are partnering with the national electoral authority to test a range of policy interventions designed to ultimately improve poll workers’ attendance during the 2017 state elections.

Researchers are working with Innovations for Poverty Action to study the effects of behavioral "nudges" that encourage teachers to enroll in loan forgiveness programs on program enrollment, teacher retention, and household finance.

In partnership with candidates, researcher Alan Gerber conducted five randomized evaluations in two states to measure the effect of campaign mailings on vote shares. The results suggest that incumbent spending has a negligible effect on vote share, whereas challenger spending was effective.

Credit-building loan products (CBLs) have begun to proliferate in the U.S. marketplace, but there is little evidence on the effects of these products on consumers and lenders. IPA and RAND worked with researchers to evaluate the impacts of a CBL offered at a credit union in Missouri, both alone and...

Understanding the factors that influence voting behavior is a central policy issue. Often voting outcomes directly determine funding of critical public goods such as public education.