Given various recent antitrust investigations on the retail sector, we deal with uncovering demand systems substitution patterns for a particular market (diapers) to investigate the inter-format competition (supermarkets vs. discounters vs. drugstores). Using the uncovered demand system we...

This paper analyses the extent of inter-format retail competition between supermarkets, discounters and drugstores in Germany, using data from the German market for diapers. We estimate a random coefficient logit model at the individual household level. Based on consumer substitution patterns,...

Dieser Beitrag diskutiert die wettbewerbliche Einschätzung von Nachfragemacht im Handel. Die Bewertung von Nachfragemacht hängt maßgeblich davon ab, ob Beschaffungsmärkte dem Bild des Monopsons mit einer fragmentierten Anbieterstruktur oder dem Bild bilateraler Verhandlungen gleichen. Wenn...

Digitisation processes have – often through disruptive innovations – injected additional competition in many markets, be it online retailing, new transport platforms, electronic banking and brokerage, online travel agencies or new media formats. At the same time, a number of companies,...