This paper examines the effects of introducing competition into monopolized network industries on prices and infrastructure quality. Analyzing a model with reduced-form demand, we first show that deregulating an integrated monopoly cannot simultaneously decrease the retail price and increase...

We aim to clarify the role of access charges under two-way network competition, employing a reduced-form approach. Retaining the key features of specific network competition models but imposing less structure, we analyze the impact of changes in access charges on linear and non-linear retail...

Die Rolle sogenannter Gatekeeper in der digitalen Medienwelt wird aktuell sowohl in Wissenschaftskreisen als auch Netz- und Medienpolitik vehement und kontrovers diskutiert. Gehen von den Gatekeepern der digitalen Welt wie Google, Apple, Youtube, Facebook, Twitter etc. besondere Gefahren fur den...