Search our database of 1095 randomized evaluations conducted by our affiliates in 91 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

Displaying 33-40 of 1104

The Impact of Messaging and Incentives on Survey Response Rates to Understand Barriers COVID-19 Testing in the United States

To better understand barriers to COVID-19 testing for underserved communities, researchers evaluated the impact of varying flyer messaging and survey incentive rates on survey responses. Researchers will use survey responses to identify the most important barriers to testing and potential community...

Commitment Contracts for Smoking Cessation in the United States

Daren Anderson
Amanda Kowalski
Jody Sindelar
This study will examine whether a combination of positive and negative commitment devices can induce long-term smoking cessation in smokers from a low-to-moderate income background in Connecticut.

The Effect of Behavioral Nudges via Mailed Letters on Subsidized Health Insurance Take-up

Timothy Layton
Keith Ericson
This study will examine the impact of different reminder letters sent by mail (behavioral nudges) on enrollment in subsidized health insurance plans. The study will also examine the characteristics of the marginal enrollees, focusing especially on health risk to assess the extent of adverse...

The Market for Local Agricultural Information in Western Kenya

This study in Western Kenya will test for failures in the market for local agricultural information and measure the impact of disseminating local information on farmers’ decisions to invest in agricultural inputs.

Sending Reminders to Improve Tax Filing Decisions Among Low-Income Individuals in the United States

John Guyton
Brenda Schafer
Michael Sebastiani
Pat Langetieg
Mark Payne
This study examines how reminders to file taxes affect tax filing decisions among low-income individuals who did not appear on a filed tax return. The results of two randomized evaluations demonstrate that one-time reminders increase tax filing—both to claim tax refunds as well as to voluntarily pay...

The Effect of Informative Letters on the Prescription and Receipt of Seroquel in the United States

David Yokum
Shantanu Agrawal
Frank Tetkoski
Michael L. Barnett
Jackson Le
This study evaluated the impact of strongly-worded peer comparison review letters sent to high prescribers of quetiapine by the Centers for Medicare & Medicaid Services (CMS) on prescribing behavior and patient-level outcomes. Researchers found that the letters caused substantial and long-lasting...

Applying Behavioral Insights to Design Low-Income Insurance Policies in Pakistan

Torben Fischer
Andreas Landmann
This evaluation tested whether offering insurance policies that required enrollment at different group levels mitigated the risk of individuals who are more likely to need health insurance being more likely to purchase policies. When allowed to purchase insurance at the individual level, those most...

Encouraging Savings through SMS Messages in the Dominican Republic

Aaron Dibner-Dunlap
There is a growing body of evidence on the efficacy of SMS reminders to encourage banking clients to save more. Researchers in the Dominican Republic partnered with savings and credit institution Banco Unión to conduct two randomized evaluations of tailored SMS reminders.