Evaluations

In partnership with the Polish Tax Office, researchers conducted a nation-wide randomized evaluation to test the impact of sending tax enforcement letters with behavioral messages on tax compliance among delinquent taxpayers. The results indicate that behavioral letters significantly improved tax...

To examine these issues, researchers randomly assigned 49 villages in Indonesia to choose local infrastructure projects through either a direct election or a representative-based meeting. Choosing local infrastructure projects by direct election, rather than through representatives, had a small...

Following the implementation of a policy mandating lower-caste representation in some local village councils in India, researchers evaluated how lower-caste presidents invested in and distributed goods. They found that disadvantaged lower-caste groups received more public goods in councils with an...

Researchers conducted a randomized evaluation to test the impact of expected earnings on candidates’ perception of a community health worker position in Uganda, and on the resulting size and composition of the applicant pool. Fewer socially motivated participants applied when advertised wages were...

Researchers measured the impact of improving the quality of slum housing on household wellbeing in El Salvador, Mexico, and Uruguay. Residents were selected to receive housing upgrades by lottery. Results show that slum upgrading significantly improved satisfaction with quality of life. In two...

In Malawi, researchers studied the introduction of a daily minibus service that connected five rural villages and the nearby market town. Although a majority of households used the new bus service, demand was very sensitive to price and was never sufficient to cover operational costs.