Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 99 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 9-16 of 1289

The Impact of Informational Mailings on SNAP Enrollment in the United States

Researchers studied the impact of providing outreach and assistance to households that are likely eligible for the Supplemental Nutrition Assistance Program (SNAP), previously known as food stamps, on enrollment in the program.

The Oregon Health Insurance Experiment in the United States

Heidi Allen
Mira Bernstein
Jonathan Gruber
Joseph P. Newhouse
Eric Schneider
Jae Song
Sarah Taubman
Bill Wright
Alan Zaslavsky
In a series of evaluations, researchers took advantage of a lottery that gave low-income uninsured adults the chance to apply for Medicaid in the United States to examine the impact of health insurance on these outcomes over the first two years.

Improving local tax collection through technology in Ghana

David Lagakos
In partnership with Melchia Investments, a private Ghanaian technology company, researchers are conducting a pilot randomized evaluation to identify the effectiveness of a new tax collection technology in increasing property tax revenues for local governments.

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

Researchers are conducting a randomized evaluation to test the relative impact of assignment to different MCOs on health care utilization and expenditure.

Information to Increase Insurance Take-up and Reduce Market Risk in the United States

Richard Domurat
Isaac Menashe
Researchers studied the impact of reminder letters addressing possible barriers related to information and behavior on insurance take-up, as well as their impact on health insurance market risk. The reminder letters reducing informational and behavioral barriers to enrollment increased insurance...

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

Shantanu Agrawal
Michael Barnett
Frank Tetkoski
David Yokum
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...

Replacing an inefficient policy of free agricultural electricity in India

In partnership with the Government of Punjab, researchers are conducting a randomized evaluation of the Direct Benefit Transfers for Electricity program that creates a monetary incentive for farmers who are able to reduce consumption below a specified electricity allocation.

The Impact of Physical Appearance on Employer Interest in Argentina

Florencia Lopez Boo
Sergio Urzua
In many countries around the world, there is growing concern that certain groups of people may face job market discrimination based on physical appearance. To test this theory, researchers randomly submitted resumes with photos of people with varying levels of attractiveness to measure the effect on...