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 …

This paper studies competition in the German market for mobile telecommunications, motivated by recent suggestions that … they are disciplined by their smaller competitors' offerings. -- Wettbewerb ; Mobilfunk ; Telekommunikation ; kollektive …

Das Internet ist stark durch Wettbewerb zwischen Plattformen geprägt, welche potenzielle Tauschpartner zusammenbringen … Plattformen wie z.B. ebay auf manchen Märkten durchaus beträchtliche Marktmacht besitzen, die aufgrund erheblicher …The Internet is characterized by competition between platforms which bring together potential partners of exchange. The …

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 …