Selten hat ein wettbewerbspolitischer Fall so viel Interesse und Kontroversen hervorgerufen wie der E-Book-Fall rund um Amazon, bei dem führende Verlage und große Unternehmen wie Apple involviert sind. Doch dieser spiegelt nur eine von vielen unternehmerischen Vorgehensweisen Amazons wider....

Regeln zur Netzneutralität werden sowohl in Europa als auch in den USA intensiv diskutiert. Die Arbeit untersucht die ökonomischen Aspekte möglicher Priorisierungsregimen. Basierend auf Erkenntnissen der Theorie der zweiseitigen Märkte und der Industrieökonomik werden allgemeine Aussagen zu...

Large publishing companies have been dominating scientific publishing for long, which leads to high subscription fees and inhibited access to scientific knowledge. At digital era, the opportunity of an unrestricted access appears feasible, because the cost of publishing should be low. It is no...

The 50plus1-rule in German football is a controversially discussed institution that regulates investment behavior of professional football teams. This paper discusses from a sports economics perspective the suspected market failures that the 50plus1-rule is expected to prevent. To examine the...

The ministerial proposal for a 10th amendment of the German competition law particularly addresses abuse control and seeks to tighten this pillar of competition policy against the background of the challenges from the digital economy. Next to extending the classic policy instruments of abuse...

Stützend auf die gängigen Theorien, Methoden und Modelle der modernen Wettbewerbs- und Industrieökonomik liegt der Kern der Dissertation darin, wie exogene Variablen zu mediengebundenen Verzerrungen von Inhalten auf Unterhaltungsmärkten führen, welche Rolle den "Economics of Superstars"...

The ubiquitous process of digitization changes economic competition on markets in several ways and leads to the emergence of new business models. The increasing roles of digital platforms as well as data-driven markets represent two relevant examples. These developments challenge competition...

"Financial Regulation and International Competitiveness: The Case of the German Bundesliga": The paper discusses the intensively discussed problem of financial crisis, overburdening debts and insolvencies in professional European football. The academic literature identifies several special...

We try to better understand possible reasons for deviations between statistically-measured competitive balance (CB) and perceived CB. Moreover, we suggest answers to the following questions: are there specific dimensions of CB that are perceived to be significantly less balanced in the Danish...