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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...

Researchers evaluated the effects of introducing price increases during peak periods and also real-time information about electricity usage to residential customers in the United States. Households that received feedback about usage reduced consumption and individuals were more responsive to pricing...

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’...

Researchers assessed the impact of financial incentives and peer endorsement on mobile banking adoption and formal savings in Ghana. While financial incentives boosted adoption by 50 percent, peer endorsement was twice as effective, leading to sustained mobile banking use and a 30 percent increase...

Researchers are conducting a randomized evaluation to measure a major preschool construction program underway in Morocco.

Researchers evaluated the impact of informing middle school teachers in Italy about their implicit stereotypes towards immigrant students on end-of-year grading. Both math and literature teachers eligible to receive feedback before the end-of-the-year grading gave higher grades to immigrant students...

Researchers studied the impact of acknowledging and refuting stigma on take-up of labor market assistance programs. The results of three randomized evaluations indicated that mentioning stigma, even with the aim of dispelling it, generally reduced take-up of these programs.

Researchers evaluated the impact of randomly varied information about candidates’ political connections on voters' beliefs and self-expressed support in the context of a 2015 local election in Sargodha, a district in rural Pakistan. Providing information on candidates’ connectedness increased voters...