Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 98 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 329-336 of 1276
Woman on cell phone in Nigeria.

Information Provision via Mobile Phones to Increase Mobile Banking in Ghana

Emma Riley
Abu Shonchoy
Researchers partnered with Opportunity International Savings and Loans Limited (OISL) to conduct a randomized evaluation to test the impact of high-frequency interactive voice response (IVR) calls on people’s use of mobile banking services and their financial behaviors in Ghana. People who received...
Steps to purifying water with chlorine

Messaging Strategies to Promote Safe Water and Hygiene in Bangladesh

Raymond Guiteras
Kaniz Jannat
David Levine
Stephen Luby
Thomas Polley
Leanne Unicomb
Researchers tested whether sharing messages that appealed to negative emotions, like shame or disgust, increased households’ hand washing behavior and willingness to pay for water chlorination in Dhaka, Bangladesh. Negative messaging had no impact on chlorination levels or willingness to pay, but...
Group discussion about health insurance enrollment, healthcare, and health insurance quality with a group of men from the village

Community Engagement’s Impact on Healthcare Utilization and Health Insurance Enrollment in Ghana

Stephen Kwasi Opoku Duku
Christine Fenenga
Wendy Janssens
Edward Nketiah-Amponsah
Menno Pradhan
Researchers in Ghana evaluated the impact of community-led assessments on health insurance enrollment as well as healthcare and health insurance quality. The community engagement intervention improved the medical quality of healthcare, reduced community members’ chances of getting sick, and...
Woman in uniform shows patient papework

The Impact of Fee-for-Service Schemes on Health Service Utilization in the Democratic Republic of Congo

Elise Huillery
Juliette Seban
Researchers tested a fee-for-service scheme, a type of performance pay, at health facilities in the Democratic Republic of Congo to evaluate its impact on health service utilization. While fee-for-service facilities invested more effort in attracting patients, this increase did not translate into...
Female African American doctor speaks to patient

Reducing Administrative Burden for Postpartum Individuals Accessing Primary Care in the United States

Mark Clapp
Jessica Cohen
Ishani Ganguli
Kaitlyn James
Pichliya Liang
Alaka Ray
Researchers evaluated the impact of auto-scheduling appointments with targeted messages and nudge reminders on primary care engagement within four months after delivery for postpartum individuals with diabetes, hypertension, mental illness, or obesity in the United States. Individuals who received...
A patient holds their knee, which is wrapped in a recovery bandage, after surgery.

Voluntary Regulation: Evidence from a Randomized Medicare Payment Reform

Liran Einav
Amy Finkelstein
Yunan Ji
Neale Mahoney
In the United States, researchers evaluated the impact of the mandatory-participation bundled payment model for hospitals and explored which hospitals were incentivized to opt in to bundled payments after the model was later made voluntary. The mandatory-participation bundled payment program...
senior citizens wearing masks waiting for the Covid-19 vaccine

De-biasing Over-Optimism about Covid-19 Risks to Limit Vulnerable Individuals' Risky Behavior in India

Rebecca Dizon-Ross
Seema Jayachandran
Ariel Zucker
Researchers are evaluating the impact of providing different types of information about the health risks of Covid-19 on individuals’ risky behavior among diabetic and hypertensive individuals in Tamil Nadu, India, with special attention to de-biasing over-optimism about personal health risk.
Children washing their hands in Dhaka, Bangladesh.

Changing Handwashing Behavior with Edutainment in Bangladesh

Reshmaan Hussam
Kailash Pandey
Abu Shonchoy
Chikako Yamauchi
Researchers conducted an evaluation to test the impact of a hand-hygiene edutainment (entertainment education) campaign on handwashing and health in Bangladesh. The campaign improved handwashing and child health but had no impact on hygiene knowledge.