How to maintain communal spaces is an important concern in many developing countries, particularly in urban environments. But what strategies can communities use to overcome the public goods problems involved in maintaining their local environment? This paper investigates whether changing the...

Differences in earnings between male and female workers persist in developed and developing countries despite a narrowing of gender gaps in educational attainment over the past half-century. This paper examines the gender wage gap in Vietnam and shows that a nontrivial part of the gap is...

The literature lends empirical support for the idea that improvements to transport infrastructure lead to economic development. How and why the benefits of better transport differ between genders is less clear. This paper attempts to answer this question by combining a nonexperimental impact...

The association between hygiene, sanitation, and health is well documented, yet thousands of children die each year from exposure to contaminated fecal matter. At the same time, evidence on the effectiveness of at-scale behavior change interventions to improve sanitation and hygiene practices is...

This paper investigates the immediate and medium-term behavioral response to an emotional trigger designed to affect biases in intertemporal financial decisions. The emotional trigger is provided by a narrative portraying the catastrophic consequences of poor financial choices. Even when people...

The share of people living in extreme poverty fell from 36 percent in 1990 to 10 percent in 2015 but has continued to increase in many fragile and conflict-affected areas where half of the extreme poor are expected to reside by 2030. These areas are also where the least evidence exists on how to...

Matching grants are one of the most common policy instruments used by developing country governments to try to foster technological upgrading, innovation, exports, use of business development services and other activities leading to firm growth. However, since they involve subsidizing firms, the...

This is the first study to investigate the short- and long-term causal effects of a child-labor ban. The study explores the law that increased the minimum employment age from 14 to 16 in Brazil in 1998, and uncovers its impact on time allocated to schooling and work in the short term and on...

Interventions designed to support small and medium enterprises are popular among policy makers, given the role small and medium enterprises play in job creation around the world. Business support interventions in low- and middle-income countries are often based on the assumption that market...

A recent survey of rigorous impact evaluations of programs to help small and medium-size firms to formalize indicates that the programs do not seem to work for most informal firms. One of the few exceptions finds large effects of a tax simplification program in Brazil called SIMPLES on firms'...