Abstract AbstractDie Festschrift für Jörn Kruse enthält Beiträge aus den Bereichen Medien- und Telekommunikationsökonomik, Wettbewerbspolitik, Sportökonomik, Energiepolitik sowie allgemeine Fragen der Wirtschafts- und Ordnungspolitik. Sie reflektieren nicht nur den breiten Schaffenskreis...

This paper examines the causes and effects of mobile number portability (MNP) and provides a survey of its implementation in Europe. We first examine the competitive effects and the costs of introducing MNP. Next, we discuss how to charge for MNP. We argue that a price cap regime starting from...

This paper analyzes price elasticities in the Austrian market for mobile telecommunications services using data on firm specific tariffs. Both static and a dynamic panel data approaches lead to consistent results which provide evidence for a relatively elastic demand. Furthermore, some basic...