Search our database of 1090 randomized evaluations conducted by our affiliates in 91 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

Displaying 25-32 of 1108

Encouraging Carpooling in Malaysia and Singapore

Ruimin He
Zoe Hitzig
Xin Wei Ngiam
Traffic is a significant concern in many rapidly developing and urbanizing countries, as it contributes to increased commute times, pollution, and fuel consumption. One solution to this challenge could be ride-sharing to reduce the number of cars on the road. In Malaysia and Singapore, researchers...

Peer Pressure and Educational Investments in the United States

To test whether students’ educational investments are affected by peer pressure, researchers offered high school students the opportunity to sign up for free access to an online SAT preparatory course. Some students were told that their decision to sign up would be public, and others were told that...

What Generates Growth in Microenterprises? Evidence from Sri Lanka

Suresh de Mel
David McKenzie
To study the employment limitation of microenterprises, researchers offered microentrepreneurs capital to incentivize them to hire workers. Results showed that a wage subsidy did not lead to lasting increases in employment sales or profits.

Evaluating an Exporting Scheme in Tunisia

Aminur Rahman
Giacomo di Giorgi
To promote export diversification, the Tunisian government is implementing a $22 million export matching-grant scheme, TASDIR+. TASDIR+ aims to increase exports and promote export diversification toward higher value-added exports and new markets. This study is using a randomized controlled trial to...

Deterring Drunk Driving in India

To investigate which strategies are most effective at preventing drunk driving and reducing traffic accidents, researchers partnered with the Rajasthan Police in India to evaluate an anti-drunk driving program using sobriety testing checkpoints. Overall, the anti-drunk driving program was effective...

Diminishing the Effectiveness of Vote-buying in India

Srinivasan Vasudevan
To diminish the effect of bribes on voter behavior, researchers designed and evaluated a non-partisan anti-vote-buying radio campaign during the 2014 Indian general election. Researchers assessed whether voters in areas that were randomly assigned to receive the radio campaign became less likely to...

Examining Employer Race-based Discrimination Before and After Ban the Box

Sonja Starr
To better understand the connection between BTB policies and racial discrimination in hiring, researchers tested the impact of applicant race and criminal history on hiring decisions both before and after BTB policies came into effect in New Jersey and New York City. The results confirmed that...

Priming Adverse Events and Reports of Depression in Nigeria

Kevin Robert McGee
Gbemisola Oseni
Julie Perng
Ryoko Sato
Tomomi Tanaka
Renos Vakis
To better understand how to measure and report depression, researchers randomized the order of questions in a national survey to examine the effect of triggering memories of difficult events, such as conflicts, shocks, and death, on reported levels of depression across households in Nigeria. They...