Evaluations

Researchers conducted a randomized evaluation to measure the impact of a school-based program that used a non-monetary penalty and regular monitoring to prevent adolescent tobacco use. The program reduced the probability that adolescents smoked, with effects sustained three months after the program...

Researchers are using a randomized evaluation in Mexico to study the incentives media stations face when choosing to provide voters with indicators of their incumbent party’s performance in office.

Researchers examined the impact of different types of motivation on the number and quality of candidates running for village councils in Pakistan, electoral outcomes, and elected candidates’ policy alignment with citizens’ interests. They found that portraying politics as socially beneficial–rather...

Researchers evaluated the impact of a US$1,000 monthly unconditional cash transfer to individuals with low incomes for three years on health outcomes including nutrition, sleep, health care access and use, and physical and mental health. Those who received the large cash transfer spent more on...

In Tanore district of Bangladesh, researchers tested the impact of providing external subsidies for sanitation projects on the behavior of local leaders and, subsequently, on constituents’ perception of their performance. They found that while constituents credited leaders for the sanitation program...

Researchers worked with First Valley Bank in the Philippines to evaluate the impact of varying the interest rate and account ownership requirements on demand for commitment savings accounts. While savings account take-up was 23 percent, neither the interest rates nor the ownership requirements...

Researchers examined whether individuals gave more after receiving information about a charity’s impact. They found that providing potential donors with rigorous evidence about a charity’s effectiveness increased the likelihood of giving to a major U.S. charity for large prior donors, but decreased...

Researchers evaluated whether participating in the law-making process influenced firms’ compliance with regulations in Vietnam. Firms that participated in the drafting of new regulation had more positive views of the government’s regulatory authority, were more likely to allow auditors to examine...