Entwicklungen in der Praxis und theoretische Überlegungen zeigen, dass die Organisation des Unternehmensumfeldes, z. B. Wettbewerbspolitik, und die Organisation an den Grenzen der Unternehmung - Outsourcing, Kooperationen - erhebliche Bedeutung für den Erfolg und die Gestaltung von...

This paper presents estimation results on the size and loyalty of sport teams’ supporter groups in professional German football. Based on a novel two-stage estimation procedure, we find clear evidence for heterogeneity across teams. In a first stage, a random utility model for a representative...

This paper develops a model of a professional sports league with network externalities by integrating the theory of two-sided markets into a contest model. In professional team sports, the competition of the clubs functions as a platform that enables sponsors to interact with fans. In these...