Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 97 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 1-8 of 1220

The Effects of a Nationwide Medicare Bundled Payment Reform Program in the United States

Liran Einav
Amy Finkelstein
Yunan Ji
Neale Mahoney
Jonathan Skinner
Researchers examined the impact of bundled payments on Medicare spending, utilization, and quality of care for knee and hip replacements, two common and expensive medical procedures. Evidence from the first year of implementation of a five-year mandatory bundled payment model showed a reduction in...

The Impact of Assignment to Different Managed Care Organizations on Medicaid Spending and Health Care Use in the United States

Craig Garthwaite
Matthew Notowidigdo
Researchers are conducting a randomized evaluation to test the relative impact of assignment to different MCOs on health care utilization and expenditure.
Two women with clipboards talk to man in wheelchair in living room

Health Care Hotspotting in the United States

Joseph Doyle
Amy Finkelstein
Sarah Taubman
Annetta Zhou
Rapidly rising health care costs in the United States have generated interest in identifying effective ways to improve the quality of care delivery and reduce waste within the health care system. In this study, researchers evaluated the impact of a care management program that provides medical and...
A group of girls with their ration cards in one of the study villages.

Financial Incentives and an Adolescent Empowerment Program to Reduce Child Marriage in Rural Bangladesh

Nina Buchmann
Erica Field
Rachel Glennerster
Shahana Nazneen
Xiao Yu Wang
Researchers evaluated the impacts of an incentive program and an adolescent empowerment program on child marriage, teenage childbearing, and education in rural Bangladesh. Financial incentives conditional on delayed marriage reduced child marriage and teenage childbearing, and increased education...
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Using Job Search Contracts to Help Job Seekers Return to Work in Germany

Gerard van den Berg
Barbara Hofmann
Gesine Stephan
Arne Uhlendorff
Researchers partnered with the German Federal Employment Agency to evaluate the impact of these contracts on job search behavior and employment outcomes. The contracts accelerated job finding when introduced early in the unemployment spell rather than later, but were only effective among less...
Man driving car in India

Deterring Drunk Driving in India

Abhijit Banerjee
Esther Duflo
Daniel Keniston
Nina Singh
To investigate which strategies are most effective at preventing drunk driving and reducing traffic accidents, researchers partnered with the Rajasthan Police in India to evaluate an anti-drunk driving program using sobriety testing checkpoints. Overall, the anti-drunk driving program was effective...
Girls receiving SMS messages about precautionary health measures.

The Impact of Peer Messaging to Combat the Spread of Covid-19 in Zambia

Researchers conducted a randomized evaluation in Zambia to test the impact of a peer-based information campaign, consisting of SMS messages and small cash incentives, on people’s adherence to Covid-19 health protocols. Participants forwarded public health SMSs when they were encouraged to do so, yet...

Improving Immunization Coverage Through Incentives, Reminders, and Social Networks in India

Abhijit Banerjee
Arun Chandrasekhar
Victor Chernozhukov
Suresh Dalpath
Mert Demirer
Esther Duflo
Iván Fernández-Val
John Floretta
Matthew Jackson
Harini Kannan
Francine Loza
Anirudh Sankar
Anna Schrimpf
Maheshwor Shrestha
Researchers worked with the state government to evaluate the impact of three programs to build demand for vaccination: local immunization ambassadors, small, non-financial incentives, and tailored SMS reminders. The most effective policy option increased measles vaccination by approximately 55...