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 17-24 of 1289

Workplace Wellness Programs to Improve Employee Health Behaviors in the United States

Zirui Song
Researchers conducted a randomized evaluation of a comprehensive, multi-site workplace wellness program to evaluate the program’s impact on self-reported and clinical health outcomes, health care spending and utilization, and employment outcomes. The program did not have a measurable effect on any...

The Impact of Physician Training on Health Costs and Outcomes in the United States

Steven Ewer
Todd Wagner
Researchers studied the impact of physician training on the cost and quality of care in a large hospital that randomly allocated patients to teams of physicians from residency programs affiliated with one of two different medical schools. Costs for patients treated by physicians affiliated with the...

Using Mobile Phones to Connect Politicians and Voters in Pakistan

In Pakistan, researchers are evaluating the impact of using mobile phones to directly connect politicians with voters and give voters the opportunity to provide real-time feedback to their elected representatives.

The Impact of Targeted Teaching on Secondary School Learning Outcomes in India

Researchers evaluated a secondary school readiness program, Utkarsh, that provided targeted instruction to students in Odisha, India.

Improving Student Learning through Classroom Technology Adoption in Pakistan

Waqas Halim
Umar Saif
Researchers partnered with the Government of Pakistan to conduct two parallel randomized evaluations to test the impact of providing supplemental teaching materials on the quality of student learning and teachers’ effectiveness. Overall, the eLearn Classroom intervention improved student achievement...

The Effects of a Universal Basic Income during the Covid-19 Pandemic in Kenya

Michael Faye
Alan Krueger
Taking advantage of a pre-existing large-scale evaluation of a universal basic income project in Kenya, researchers measured how different types of cash transfers impact recipients’ income, reported well-being, food security, mental health, and social interaction in the context of the COVID-19...

Increasing Mobile Banking Use Among Rural Populations in Ghana

Researchers assessed the impact of financial incentives and peer endorsement on mobile banking adoption and formal savings in Ghana. While financial incentives boosted adoption by 50 percent, peer endorsement was twice as effective, leading to sustained mobile banking use and a 30 percent increase...

A Safer Monitoring Tool to Help Workers Report Harassment in Bangladesh

Researchers evaluated how different ways of asking questions in surveys affect workers’ likelihood of reporting harassment at a firm in Bangladesh. A survey technique that gave people plausible deniability led to workers reporting more abuses, allowing the firm to access more accurate data on the...