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 65-72 of 309
Students walking in a college campus in Canada

The Effect of Academic Achievement Awards on College Success in Canada

Joshua Angrist
Philip Oreopoulos
Tyler Williams
Researchers examined the impact of a program that offered financial merit awards combined with academic support services on the learning outcomes of Canadian university students. Results suggest that the impact of such incentives was modest.
A school principal happily hands an evaluation report to a teacher in the United States

The Effect of Information on Employee Evaluation in the United States

Thomas Kane
Jonah Rockoff
Douglas Staiger
Eric Taylor
Researchers evaluated the effect of distributing “value-added” teacher evaluations to principals in New York City. Their findings suggest that principals found the reports useful and used them to inform their overall perceptions of teacher effectiveness.
Young girl tries on pair of red glasses at store in the United States.

Providing Vision Screening and Free Eyeglasses in Elementary Schools in the United States

Paul Glewwe
Jongwook Lee
Kristine West
Researchers evaluated the impact on educational outcomes of providing enhanced vision services to low-income elementary school children. Providing vision screening and free eyeglasses significantly increased achievement in two of the three districts studied, while screening without the provision of...
A woman tutoring a young student with braids through a lesson on a tablet at her home in Urban India.

The Impact of Private Tutoring Prices on Student Attendance and Performance in India

James Berry
Priya Mukherjee
Researchers conducted a randomized evaluation to measure the demand for private tutoring services and estimate how pricing can influence enrollment in these services. Results suggest that higher prices reduced demand for private tutoring and also led to higher drop-out rates over time, with no...
Female secondary school student focuses on education in El Salvador.

Channeling Remittances to Education in El Salvador

Kate Ambler
Diego Aycinena
Dean Yang
Researchers found that subsidizing Salvadoran migrants’ remittances for education increased spending on education and attendance at private schools for their female relatives in El Salvador.
Male teenage student walks home from school in the Dominican Republic

Impact of Information on the Returns to Education on the Demand for Schooling in the Dominican Republic

Robert Jensen
In the Dominican Republic, researchers investigated families’ perceptions of the returns to education and whether providing information on the actual returns to education would change their schooling decisions. They found that students significantly underestimated the returns to secondary education...
Achievement program college students wearing caps and gowns with diplomas in hand in the United States

Encouraging Underserved, Intellectually-Curious Children: An Evaluation of the Higher Achievement Program in Washington, DC

Jean Grossman
Carla Herrera
Leigh Linden
Researchers evaluated the academic impact of a “Cadillac” OST program in Washington, DC. Researchers found that the program increased students’ problem-solving and reading comprehension scores after two years.
Children going through computer assisted learning in classroom in Colombia

The Use and Misuse of Computers in Education: Evidence from a Language Arts Program in Colombia

Felipe Barrera-Osorio
Leigh Linden
In Colombia, researchers evaluated the impacts of a national computer distribution program (Computers for Education) on student test scores, time spent on learning, and attitudes towards education. The program had no effect on math or Spanish test scores, hours of study, or perceptions of school...