We hypothesize that the failure of government to protect the rights of individuals from violence committed by youths has led to the formation of youth gangs as protective agencies. Our theory predicts an opposite direction of causality between gang activity and violent crime from what is widely...

The international development community has encouraged investment in physical and human capital as a precursor to economic progress. Recent evidence shows, however, that increases in capital do not always lead to increases in output. We develop a growth model where the allocation and...

This paper presents a diagrammatic solution to the firm’s profit-maximizing price discrimination problem in the face of capacity constraints. Airlines, hotels, and other firms practice yield management, allocating fixed capacity to customer groups paying different prices. In these cases, the...

When safety regulation makes automobiles safer, drivers may drive more recklessly, partially or completely offsetting effects on the overall level of safety. Evidence of these offsetting effects has been hard to find, however, primarily because of the aggregate nature of accident data. In this...