Software platforms are a critical component of the computer systems underpinning leading? edge products ranging from third? generation mobile phones to video games. After describing some key economic features of computer systems and software platforms, the paper presents case studies of personal...

This paper examines mobile termination fees and their regulation when networks are asymmetric in size. It is demonstrated that with consumer ignorance about the exact termination rates (a) a mobile network's termination rate is the higher the smaller the network's size (as measured through its...

Die Regulierungsbehörden einiger Länder sind daran gegangen,bestimmte Bereiche des Mobilfunks intensiver zu regulieren. Ins Visier der Regulierer ist vor allem die Mobilterminierung,d.h.die Realisierung eines Mobilfunkgesprächs vom Übergabepunkt eines Netzbetreibers zum Endgerät eines...

This paper analyzes how competition works in mobile telecommuncations markets and, bases on this analysis, we discuss whether regulatory intervention in mobile telephone markets is justified from an economic perspective. Starting point of our analysis is the observation that an evaluation of...

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...

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 the impact of different payment regimes for mobile-to-mobile off-net calls on the diffusion of mobile telephony, using data on 84 countries from all over the world. Since the decision whether or not countries are likely to switch from RPP to CPP is not independent from...