Search our database of 1,800+ randomized evaluations conducted by our affiliates in 96 countries. To browse summaries of key policy recommendations from a subset of these evaluations, visit the Policy Publications tab.

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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...

Returns to Secondary Schooling in Ghana

In this ongoing study, researchers are evaluating the effect of secondary school scholarships on educational attainment and cognitive skills in the short run, and on life outcomes in the longer run, from employment and health outcomes to civic participation and attitudes.

Property Tax Experiment in Punjab, Pakistan: Testing the Role of Wages, Incentives and Audit on Tax Inspectors' Behavior

Researchers conducted a two-year randomized evaluation of incentive schemes for tax officials in Punjab, Pakistan that found performance pay significantly increased tax revenues without harming taxpayer satisfaction.

Preventing Homelessness Among Youth and Families with Children

Researchers are evaluating the impact of case management and immediate financial assistance compared to only financial assistance on housing and health outcomes for youth and families with children.

Can Transportation Subsidies Reduce Failures to Appear in Criminal Court?

Rebecca Brough
Matthew Freedman
Daniel E. Ho
Researchers partnered with local agencies in King County, Washington to evaluate the impact of providing transit subsidies on rates of FTA in court. While the study was disrupted due to Covid-19, the pilot results indicated that transit subsidies had little effect on reducing FTA.

Student Coaching: How Far Can Technology Go?

Uros Petronijevic
Researchers conducted a randomized evaluation to test the impact of three different coaching methods on academic outcomes: one-on-one in-person coaching, text messaging, and an online values and goals exercise. One-on-one coaching substantially improved student outcomes, while text messaging and the...