Evaluations

Researchers used a randomized evaluation to test how local leaders influence the voluntary provision of public goods. They solicited contributions for environmental education books, which all members of the community would be able to access, and varied whether leaders made public contributions. They...

Researchers used two randomized evaluations to identify whether the motive for giving in public can be primarily linked to a desire for prestige (the “image” effect) or a hope that a public gift will influence others (the “signal” effect). They found that a desire to improve social image largely...

Researchers partnered with the Munich Opera House to conduct a randomized evaluation measuring the impact of a large-scale mail fundraising scheme on the frequency and amount of donations. While neither the presence of a lead donor nor differences in matching schemes affected the response rate to...

In order to examine how voter preferences vary with information about the relevance of ethnicity and politician quality, researchers randomly assigned polling stations during the 2007 Uttar Pradesh elections to two information campaigns, one calling for people not to vote for a party simply for...

Although 20 percent of the population in New Delhi, India live in slums and represent an important voter group for politicians, public service provision in slums remains inadequate. In an ongoing study, researchers evaluated whether providing information to government officials and slum dwellers can...

Community-based approaches to development, also called community-driven development (CDD), seek to empower local communities to identify and implement the projects they most need. Researchers evaluated the impact of a national community-driven development program in the Philippines on governance...

In Hong Kong, researchers conducted a randomized evaluation to test the impact of indirectly incentivizing protest participation on sustained participation in a political movement and to identify the role social networks play in protest turnout. Indirectly incentivizing participants to attend a...

Researchers conducted a randomized evaluation to test the impact of regular informational text messages to parents on children’s academic performance. The intervention improved math grades and attendance, although it did not impact negative classroom behavior on average. These effects were generally...