Competition authorities and regulatory bodies have increasingly made use of econometric and statistical methods in their analysis. Due to limitations of time and data, so-called screening methods have become more and more important in order to decide whether an in-depth inquiry is warranted....

This paper analyses price elasticities in the Austrian market for mobile telecommunications services using data on firm specific tariffs in the period between January 1998 and March 2002. Dynamic panel data regressions are used to estimate short-run and long-run demand elasticities for business...

Many cartels are formed by individual managers of different firms, but not by firms as collectives. However, most of the literature in industrial economics neglects individuals’ incentives to form cartels. Although oligopoly experiments reveal important insights on individuals acting as firms,...