competition issues at the infrastructure level, namely margin or price squeezing of incumbent operators vis-à-vis new ISPs and …

This paper analyses the extent of inter-format retail competition between supermarkets, discounters and drugstores in … finding contrasts with recent speculations by competition authorities that private label products may belong to a different …

Das Internet ist stark durch Wettbewerb zwischen Plattformen geprägt, welche potenzielle Tauschpartner zusammenbringen …The Internet is characterized by competition between platforms which bring together potential partners of exchange. The … degree of competition between these multi-sided platforms und market concentration are determined through (1) the strength of …

This paper discusses the general characteristics of online markets from a competition theory perspective and the … implications for competition policy. Three important Internet markets are analyzed in more detail: search engines, online auction … platforms, and social networks. Given the high level of market concentration and the development of competition over time, we …

Digitisation processes have – often through disruptive innovations – injected additional competition in many markets … valuable and (allegedly) also so powerful that competition authorities, legal scholars, economists and others social scientists … power in digital markets. A number of competition authority inquiries and reports and Government commissioned policy studies …

patterns for a particular market (diapers) to investigate the inter-format competition (supermarkets vs. discounters vs … sold at drugstores and discounters. This result is important given controversies among competition authorities, firms and …

competition policy before we comment extensively on the more economic approach to state aid control, as implemented by the …