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Researchers partnered with Opportunity International Savings and Loans Limited (OISL) to conduct a randomized evaluation to test the impact of high-frequency interactive voice response (IVR) calls on people’s use of mobile banking services and their financial behaviors in Ghana. People who received...

Researchers evaluated the impact of mailings that informed people with a record of felony conviction of their eligibility to vote on political participation. The mailing increased political participation, particularly among individuals that were active voters prior to incarceration.

In the United States, researchers evaluated the impact of a cognitive behavioral therapy (CBT) program designed to teach high-risk male students in secondary schools to regulate harmful, automatic behaviors. Results demonstrated that the program led to a significant drop in arrests per student...

In Northern Nigeria, researchers are testing the effect of providing mothers with unconditional cash transfers, coupled with varying levels of information and guidance on nutrition, to encourage parents to use funds for their children’s nutrition and food security.

Researchers partnered with a local organization in Malawi to randomly vary the wages offered in a rural cash-for-work program, and evaluate the impact of wages on participants’ willingness to work. They found that nearly three-quarters of participants were willing to perform agricultural work even...

Researchers conducted a randomized evaluation during the 2018 property tax collection campaign to test the impact of delegating tax collection to local chiefs. Where local chiefs collected taxes, households were more tax compliant than where state collectors collected, mainly because chiefs had...