Search our database of 1,200+ summaries of randomized evaluations conducted by our affiliates in 97 countries. To browse key policy recommendations from a subset of these evaluations, visit the Policy Publications tab above.

Displaying 257-264 of 1240

Improving tax compliance through enforcement campaigns in the Democratic Republic of Congo

In partnership with the Kasai Central Provincial Tax Ministry in the Democratic Republic of Congo, the researcher conducted a randomized evaluation to identify the direct and indirect effects of varying levels of enforcement on firms’ tax compliance and their likelihood to pay bribes.

The Impact of Meritocratic Promotions and Pay Progression on Health Care Workers' Productivity in Sierra Leone

Philipp Kastrau
Researchers tested the impact of a meritocratic promotion system and beliefs about pay progression on the productivity of Community Health Workers in Sierra Leone. A combination of meritocracy and the promise of a steep salary increase after promotion led workers to make more health care visits...

The Impact of Citizen Monitoring on the 2019 Mayoral Elections in Colombia

Mateo Montenegro
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.

Soliciting Preferences for Improved Volunteer Retention, Performance, and Employability in Kenya

Guthrie Gray-Lobe
Researchers are conducting an evaluation of the Government of Kenya’s G-United youth volunteer program to test the effect of randomly placing students in locations they prefer on the retention of volunteers in the program, their job performance, and their employment outcomes after the program.

Teaching Students Perspective-taking to Mitigate Social Exclusion of Refugee Children in Turkey

Mert Gumren
Researchers partnered with the Ministry of Education in Turkey to conduct a randomized evaluation of Understanding Each Other, a program which aims to foster social cohesion through perspective-taking activities that encourage students to consider others’ perspectives. They found that the program...

The Impact of a Large-Scale Community-Led Total Sanitation Program in Indonesia

Susan Olivia
Researchers conducted a randomized evaluation to study the impact of a large-scale Community-Led Total Sanitation (CLTS) program in Indonesia on sanitation practices, attitudes towards open defecation, and child health. When implemented by external resource agencies instead of local governments...

Reducing Inappropriate Prescribing of Controlled Substances in the United States

Shantanu Agrawal
David Yokum
Researchers tested whether an informative letter campaign could reduce inappropriate prescribing of controlled substances in Medicare Part D. Letters had no detectable effect on prescribing. In ongoing work, researchers are testing alternative versions of letters.