Using a model developed to examine the determinants of air fares, the authors discuss the relationship between airline industry competitiveness and fare increases.

Purpose – The purpose of this paper is to empirically investigate the linkage between obesity and motor vehicle deaths. Design/methodology/approach – The paper specifies a model that explains highway fatalities, which accounts for obesity in its set of potential determinants. State-level...

In this paper, we analyze the service provided by the 13 largest U.S. passenger airlines to the 100 most populous U.S. metropolitan areas in 1989. We classify the route systems by their nature and geographic scope using a variety of measures based on route-level data. We then identify individual...