We develop a method to measure the intensity of competition between firms. Our method, which we call the Best Response Measure (BRM), is related to the conduct parameter method, but avoids the main problems associated with that method. The BRM relies on a very general framework and limited data...

This paper studies inter- and intramodal competition in the London-Paris passenger market. Using revealed preference data, we estimate nested and mixed multinomial logit models to examine passenger behaviour in the London-Paris market. We present a case study on the relocation of Eurostar...

We examine the impact of airline codesharing on consumer choice behavior in non-stop international route markets. Using stated preference data, we document that consumer valuation of flights by alien foreign carriers is significantly higher if these flights are offered as codeshare products by...