Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 97 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 153-160 of 221

The Impact of Cash Transfers on the Educational Attainment, Sexual Behavior, and HIV Status of Adolescent Girls in Malawi

Ephraim Chirwa
Richard Garfein
Berk Ozler
In Malawi, researchers tested the relative effects of providing conditional and unconditional cash transfers to teenage girls and their families. Among girls enrolled in school at the start of the program, conditional cash transfers increased school attendance and reduced HIV prevalence while...

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

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.

Clinical Decision Support for Radiology Imaging in the United States

Sarah Abraham
Joseph Doyle
Sarah Reimer
Researchers studied the impact of a clinical decision support software system on high-cost imaging orders. They found that clinical decision support reduced the number of high-cost scans targeted by the software but did not change the total number of high-cost scans ordered.

The Economic, Health, and Psychological Effects of Health Insurance and Unconditional Cash Transfers in Kenya

Justin Abraham
Chaning Jang
Researchers evaluated the effects of a free health insurance policy and UCTs of the same value on the economic, health, and psychological outcomes of informal workers in Kenya. Participants who received health insurance self-reported reduced stress and had lower cortisol levels; UCTs led to fewer...

Free Distribution or Cost Sharing? Evidence from a Malaria Prevention Experiment in Kenya

Researchers investigated the impact of the price of insecticide-treated bed nets (ITNs) on usage and demand in Kenya. Researchers found that cost-sharing considerably dampened demand, and those who were left out under a cost-sharing scheme had very high usage rates when they could access the product...

Understanding Male Fertility Preferences in Zambia

Alessandra Voena
Researchers in Zambia evaluated the impact of teaching husbands about the dangers of maternal mortality on their acceptance of family planning methods.

Reducing Anemia Through Iron Fortification of Grain in Udaipur, India

Researchers in Udaipur, India, evaluated the impact of a village-level iron fortification program on the physical health of local families in 134 villages. Despite high take-up rates at the beginning of the study, overall take-up rates fell by the end of the evaluation. Results showed a significant...