This paper investigates the impact of Conditional Cash Transfer (CCT) programs on crime. Making use of a unique dataset combining detailed school characteristics with time and geo-referenced crime information from the city of São Paulo, Brazil, we estimate the contemporaneous effect of the...

Do more guns cause less crime or more crime? Some authors argue that the spread of firearms encourage violent solutions to interpersonal conflicts. Other authors, however, suggest that the defensive use of gun decreases economic crime. In this paper we proposed an identification strategy to...

Whether campaign advertising influences election outcomes is an open question; a paradox given the amount spent on campaigning in general and TV advertising in particular. We argue that such “absence of documentation” is due to the focus of the empirical literature on the United States, in...

In 2004, Brazil provided an interesting natural experiment concerning personal credit. A new law was enacted allowing banks to offer loans with repayment through automatic payroll or social security benefit deduction, thus removing a significant part of the moral hazard problem by eliminating...

Mimicking the “Great American Crime Decline” (Zimiring, 2007), violent crime in the state of São Paulo dropped sharply in the 2000s after rising steadily throughout the 1980s and 1990s. This paper evaluates the role of crack cocaine in explaining the aggregate dynamics in violence. Four...

After reaching a historic peak by the end of the 1990s, homicides in large cities in the state of São Paulo dropped sharply. Several explanations have been advanced, most prominently improvements in policing, adoption of policies such as dry laws, and increased incarceration. In this paper, we...

We measure the competitive effect of public ownership of banks in concentrated local banking markets in Brazil by extending Bresnahan and Reiss’s [1991] framework to measure the effects of entry in concentrated markets. We use variation in market size, the number of competitors and their...

We document a novel type of international financial contagion whose driving force is shared financial intermediation. In the London peripheral sovereign debt market during pre-1914 period financial intermediation played a major informational role to investors, most likely because of the absence...