News

Researchers examined the effect of radio advertisements on electoral competition through a randomized evaluation and found that radio advertisements that stated the names of both incumbents and challengers, reminded listeners about the date of the upcoming election, and encouraged them to vote...

Researchers introduced text message reminders to evaluate their effect on Kenyan patients taking their antiretrovirals consistently and not skipping doses. Patients who received weekly text messages were more likely to take their medicine 90 percent of the time and were less likely to skip doses for...

Researchers evaluated the effect of randomly offering varied wages to bean-sorting workers in rural Malawi. While offering higher wages caused workers to increase their productivity, it did not attract more productive workers.

Researchers conducted a randomized evaluation to test the impact of two different performance-based incentives on students’ test scores, motivation, and behavior in Malawi. They find that tournament-style incentives that rewarded the top performers among a large group lowered test scores and student...

Health education campaigns are often seen as a way to promote healthy behaviors and encourage the adoption of inexpensive life-saving and life-improving technologies. Researchers evaluated three health education campaigns for parents that aimed to reduce iron-deficiency anemia among primary school...

Researchers evaluated the relationship between mobile money usage and violence in Afghanistan. Results suggest that access to a mobile salary payment system increased mobile money usage, but expectations of violence significantly decreased usage and increased cash savings instead.

In many countries, rural populations access social services through decentralized systems that hire community-based workers with high monitoring needs, leaving little time for supervisors to perform other essential functions. Researchers are evaluating the impact of a phone-based e-monitoring app...

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 their decision would be kept private. In non-honors classes, sign-up rates were...