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 713-720 of 1266
A student smiles as he uses a computer tablet to practice reading in a classroom.

The Impact of Teaching Teachers to Use Computer Assisted Learning on Student Math Performance in the United States

Researchers conducted two randomized evaluations to test the impact of coaching teachers on integrating CAL in their elementary and middle school mathematics instruction in two large, diverse school districts in the United States. The intervention led to improved math performance in one evaluation...
Hands reaching for water from a spigot in Ethiopia.

The role of information, accountability and resource gaps in explaining poor urban services quality in Addis Ababa and its rapidly urbanizing surroundings

Girum Abebe
Daniel Agness
Pascaline Dupas
Tigabu Degu Getahun
In partnership with the Ethiopian Development Research Institute (EDRI), researchers are providing report cards that document citizen satisfaction with a range of public services to various levels of government officials to measure the impact of information and accountability on public service...
Health insurance forms

The Effect of Behavioral Nudges via Mailed Letters on Subsidized Health Insurance Take-up

Keith Ericson
Timothy Layton
Adam Sacarny
This study examined the impact of an administrative simplification and a series of behavioral nudges (all via letters sent by mail) on enrollment in subsidized health insurance plans. The administrative simplification, which provided a streamlined path to enrollment, had the largest effect on...
Factory worker in India

Increasing Firm Productivity through Management Consulting Services in India

Nicholas Bloom
Benn Eifert
Aprajit Mahajan
David McKenzie
John Roberts
A young man wearing a fit bit, black surgical mask, and white hoodie runs on the sidewalk with cars and buildings in the background.

Incentivizing Physical Activity to Improve Mental Health During Covid-19 Disruptions in the United States

Osea Giuntella
Kelly Hyde
Silvia Saccardo
Sally Sadoff
Researchers conducted a randomized intervention to measure the impact of financial incentives for reaching daily step goals on physical activity and depression risk during the Covid-19 pandemic, to better understand the association between physical activity and mental health. While program...

Candidate Debate Participation for Citizen Engagement and Electoral Outcomes in Liberia

Jeremy Bowles
Horacio Larreguy
Researchers evaluated a nationwide debate initiative in Liberia designed to solicit and rebroadcast policy promises from legislative candidates. Results indicated that when leading candidates participated in debates, citizens were more engaged and informed.
Brazilian students with their laptops using the AWE system.

The Impact of Artificial Intelligence on Learning in Brazil

Bruno Ferman
Lycia Lima
Flávio Riva
Researchers evaluated the learning impacts of using AI systems to score and comment on essays written for Brazil’s national post-secondary admission exam. In schools where AI technology was introduced, teachers were able to provide more frequent individualized feedback to students, and students’...
Young students do schoolwork in a classroom in Puerto Rico

Principal Training to Improve Student Achievement in Puerto Rico

Gustavo Bobonis
Marco Gonzalez-Navarro
Daniela Scur
Researchers are evaluating the impact of changes in school management practices on student outcomes over time by introducing a large-scale principal training program for school directors in Puerto Rico and testing different strategies to sustain improved management practices after the program.