How should a state which lacks the monopoly of violence go about acquiring it? We investigate the use of high-powered incentives for members of the Colombian army as part of a strategy to combat left-wing guerillas and build the state's monopoly of violence. We show that this top-down...

This paper reports the results of an experiment with secondary school students designed to improve their ability to reason, argument, and communicate using mathematics. These goals are at the core of many educational reforms. A structured pedagogical intervention was created that fostered a more...

"La era de la productividad" describe de qué manera la baja productividad de América Latina y el Caribe impide que la región se ponga a la par de los países del mundo desarrollado. Los autores indagan más allá de las explicaciones macroeconómicas tradicionales y profundizan hasta llegar...

This paper provides the first experimental evidence on the effect of increased competition on the prices and quality of goods. We rely on an intervention that randomized the entry of 61 retail firms (grocery stores) into 72 local markets in the context of a conditional cash transfer program that...

This paper uses 113 household surveys from 18 Latin American countries to document patterns in secondary school graduation rates over the period 1990– 2010. It is found that enrollment and graduation rates increased dramatically during that period, while dropout rates decreased. Two...

We examine the long-term impacts of drought on local labor markets in Brazil. Us- ing rainfall data going back over a century, we build contemporaneous and historical drought indices for more than 3,000 local areas, and examine them in conjunction with five waves of population census data...

Frölich (2004) compares the finite sample properties of reweighting and matching estimators of average treatment effects and concludes that reweighting performs far worse than even the simplest matching estimator. We argue that this conclusion is unjustified. Neither approach dominates the...

Total factor productivity (TFP) in Latin America has not increased since the mid- 1970s, and in many countries it has declined. Moreover, resource misallocation can lower aggregate TFP. This paper presents evidence based on firm-level data from 10 Latin American countries to quantify the...