Evaluations

In India, researchers evaluated the impact of the first emissions trading scheme for particulate matter on air quality, industry compliance costs, and industry profits. Compliance with the market was high, and participating firms substantially reduced their particulate matter emissions without large...

Researchers evaluated the impact of encouraging citizen monitoring on the 2019 mayoral elections in Colombia. The intervention resulted in higher reports from citizens and a reduction in observed irregularities in the election.

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...

Labor movements can improve workers’ lives but face great difficulty in getting workers to agree on common goals and take collective actions. In garment factory workers’ group discussions on minimum wage policies in Myanmar, researchers randomly included union leaders to study whether the presence...

Researchers partnered with USAID to study the impact of Evidence-Based Medicine programs on changing family planning providers’ biases against injectable contraceptives. Overall, researchers found no change in provider practices and self-reported prescriptions.