Evaluations

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...

Vote-buying and vote-selling can obstruct the democratic process, yet they remain pervasive in many developing democracies. Researchers asked voters in the Philippines to make a simple, unenforceable promise not to accept money from politicians or to promise to vote according to their conscience...

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 partnered with a Protestant church district in metropolitan Bavaria, Germany, to conduct a field experiment to reveal taxpayers’ motivations to comply with a local church tax. Researchers found that simplifying the tax notification, highlighting the possibility of tax enforcement, and...

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...

Researchers evaluated the impact of creating schools offering four years of primary education, in lieu of the government, on early grade reading and math skills in rural Guinea Bissau. The intervention led to substantial improvements in literacy and numeracy.