Evaluations

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...

There is a growing body of evidence on the efficacy of SMS reminders to encourage banking clients to save more. Researchers in the Dominican Republic partnered with savings and credit institution Banco Unión to conduct two randomized evaluations of tailored SMS reminders.

The Value Added Tax (VAT) system, which generates a paper trail on transactions between firms, facilitated tax enforcement by spreading the impact of enforcement measures up the production chain in a study with over 400,000 firms in Chile.

Self-control problems can lead people to fall short of their personal and professional goals, often resulting in lower than desired workplace productivity. Researchers, in partnership with an Indian data entry firm, conducted a randomized evaluation to test whether self-control problems existed in...

Researchers sent letters to polling stations announcing smartphone vote-tally audits to evaluate the impact of audits on electoral irregularities such as non-adherence to transparency regulations and falsified vote tallies. Relative to a comparison group, letters increased the number of polling...

Researchers re-examined data from previous studies in Ghana, India, and Sri Lanka to better understand the impact of credit and cash grant variations on micro-enterprise profits. Their results suggest that the gender gap in micro-enterprise performance was not due to ability, but rather to women’s...

Researchers partnered with the Senegalese government to evaluate the impact of a decentralized school grants program on student learning. The program improved test scores overall and for girls in younger grades. The impact was stronger in schools that invested more in human resource training rather...

Researchers partnered with the Honduran government to evaluate the impact of replacing textbooks with laptops on student learning. Using laptops resulted in no change in learning outcomes, suggesting that laptops could be a cost-effective substitute to textbooks if they can replace enough textbooks.