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 297-304 of 1266

Seed Fairs for the Diffusion of New Crop Varieties in India

Researchers conducted a randomized evaluation to test whether organizing short learning sessions for villagers about early adopters’ use of a flood-tolerant rice seed variety, Swarna-Sub1, impacted other farmers’ adoption of it. These “farmer field days” were a cost-effective strategy to improve...

Free Medical Consultations for Young Job Seekers in France

Julie Pernaudet
Researchers partnered with five job centers to test whether health counseling targeted at youth increased insurance coverage and health care use, leading to better health and employment outcomes. Encouraging youth to meet with a social worker and with a physician increased enrollment in the public...

The Impact of Contraceptive Subsidies for Individuals in the United States

Martha Bailey
Jennifer Barber
Lea Bart
Vanessa Dalton
Daniel Eisenberg
Paula Fomby
Vanessa Lang
Alexa Prettyman
Iris Vrioni
In this randomized evaluation, researchers partnered with Planned Parenthood of Michigan to give vouchers for contraception to evaluate the impact of contraceptive costs on method choice. Those who received the vouchers were more likely to buy contraceptives and buy more expensive methods than those...

Performance Incentives and Grants for Health in China

Renfu Luo
Scott Rozelle
Sean Sylvia
Marcos Vera-Hernandez
In many developing countries, absenteeism, lack of accountability, and corruption among public employees prevent the effective distribution of public services. Researchers examined how performance incentives and increased resources for school principals affected the implementation of a school-based...

The Roles of Water Treatment Subsidies and Community Health Workers in Improving Child Health and Chlorine Usage in Malawi

Basimenye Nhlema
Zachary Wagner
Aaron Wolf
Emily Wroe
Researchers partnered with Partners in Health (PIH) to conduct a randomized evaluation to test the impact of monthly coupons and different CHW delivery methods on chlorine usage and child health outcomes in Southern Malawi. They find that the coupon program had stronger impacts on both outcomes and...

The Effects of Free Drinking Water Treatment on Child Survival in Kenya

Ricardo Maertens
Brandon Joel Tan
Diarrhea is a leading cause of death in children under the age of 5, but adding small amounts of chlorine into water can treat water and prevent a large number of these deaths. Providing free dispensers for chlorine to treat water reduced under-five mortality. Children living in villages with dilute...

The Impact of Peer Messaging to Combat the Spread of Covid-19 in Zambia

Researchers conducted a randomized evaluation in Zambia to test the impact of a peer-based information campaign, consisting of SMS messages and small cash incentives, on people’s adherence to Covid-19 health protocols. Participants forwarded public health SMSs when they were encouraged to do so, yet...

Motivating Bureaucrats through Performance Recognition in Nigeria

Varun Gauri
Nina Mazar
Researchers introduced a performance recognition system for employees to improve record keeping in clinics in Ekiti and Niger, Nigeria. They found that the performance recognition improved record keeping in Ekiti but not in Niger. Researchers suggested that important institutional, managerial and...