Search our database of 1018 randomized evaluations conducted by our affiliates in 84 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

Displaying 25-32 of 1020

Health Care Hotspotting in the United States

Annetta Zhou
Sarah Taubman

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 ongoing study, researchers are evaluating the impact of a care management program that provides...

The Impact of Virtual and Face-to-Face Peer Networks on Innovation and Entrepreneurship in 49 Countries across Africa

Fernando Vega-Redondo
Paolo Pin
Cristiana Benedetti-Fasil
Charles Brummitt
Gaia Rubera
Drik Hovy
Tommaso Fornaciari
Peer networks are seen as important for stimulating innovation and entrepreneurship, but little is known about how the structure and composition of networks affect innovation performance. Researchers compared the effects of face-to-face and virtual peer interaction on the submission and quality of...

Powering Small Retailers: The Adoption of Solar Energy under Different Pricing Schemes in Kenya

Kenya, East Africa's largest economy, is struggling with an ageing energy infrastructure and low connectivity to the power grid. William Jack and affiliate Tavneet Suri (MIT) study the impact of off-grid solar power on small retailers in Nairobi.

Financial Education vs. Access to Finance Among Filipino Migrants

Rashmi Barua
Paolo Abarcar

International remittances are an important financial tool for many developing countries, and many organizations offer financial products or financial education services to help families manage the remittances they receive. Researchers provided families with financial products and financial education...

Testing the Effectiveness of Payments for Ecosystem Services to Enhance Conservation in Uganda

Charlotte Stanton
Joost de Laat
Eric Lambin

In Uganda, researchers conducted a randomized evaluation to test the effectiveness of a program in which landowners were paid to not cut forest trees on their property. During the study period, landowners who were offered contracts to conserve forest cleared 4 percent of forested land, compared to 9...

Returns to Secondary Schooling in Ghana

In this ongoing study, researchers are evaluating the effect of secondary school scholarships on educational attainment and cognitive skills in the short run, and on life outcomes in the longer run, from employment and health outcomes to civic participation and attitudes.

Why do citizens become politicians? Experimental evidence on candidacy in Pakistan

Saad Gulzar
Yasir Khan
In this evaluation, researchers examined whether people can be encouraged to run for a local political office, the motivation to become politicians, and the role social context plays in the candidacy decision. The objective is to understand how politics can be made to service the interests of local...

Improving Take-Up of Tax Benefits in the United States

Saurabh Bhargava

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.