Haldrup, Niels; Møllgaard, Peter; Nielsen, Claus Kastberg - 2005
Delineation of the relevant market forms a pivotal part of most antitrust cases. The standard approach is sequential …. First the product market is delineated, then the geographical market is defined. Demand and supply substitution in both the … markets. Using a unique data set for prices of Norwegian and Scottish salmon, we propose a methodology for simultaneous market …