Collective reputation implies an important externality. Among firms trading internationally, quality shocks about one firm's products could affect the demand of other firms from the same origin country. We study this issue in the context of a large-scale scandal that affected the Chinese dairy...

"We evaluate multiple variants of a commonly used intervention to boost education in developing countries -- the conditional cash transfer (CCT) -- with a student level randomization that allows us to generate intra-family and peer-network variation. We test three treatments: a basic CCT...

This paper investigates the link between gender and crime using information from a gender-based lockdown policy in Bogota Colombia during the pandemic. Under the policy, men were allowed out on odd days and women on even days, and we investigate whether overall crime rates differed and whether...

Free trade or preferential trade areas (PTAs) allow importers who belong to the area to export to each other while paying zero or preferential tariffs as long as Rules of Origin (ROOs) are met. Meeting them is costly not only in terms of production costs but also in terms of documentation costs....

Conditional Cash transfer (CCT) programs have been shown to have positive effects on a variety of outcomes including education, consumption and health visits, amongst others. We estimate the long-run impacts of the urban version of Familias en Accion, the Colombian CCT program on crime, teenage...

Exporting abroad is much harder than selling at home, and overcoming hurdles to exporting takes time. Our goal is to identify specific barriers to exporting and to measure their importance. We develop a model of firm-level export dynamics that features costly customer search, network effects in...

We analyze the effect of Colombia's ambitious "Free Housing" program on children's educational outcomes. The program was generous, giving free housing to beneficiaries in desirable areas. We evaluate the program by leveraging housing lotteries and linking applicants to their children. We find...

Medellin's government wanted to raise its efficacy, legitimacy, and control. The city identified 80 neighborhoods with weak state presence and competing armed actors. In half, they increased non-police street presence tenfold for two years, offering social services and dispute resolution. In...

We follow the labor market outcomes of applicants who were randomized into job training a year and a half before the pandemic through the subsequent economic turmoil that resulted from COVID-19. Despite persistently improved labor market outcomes of training participants prior to March 2020, we...

This paper analyzes the relation between exogenous changes in commodity export prices and the real exchange rate in a monetary economy. The traditional Dutch?Disease case is extended, and the monetary consequences of an export boom are explored. It is shown that commodity export booms can...