By now, almost every business has an internet presence, and is likely engaged in e-commerce. What are the major risks perceived by those engaged in e-commerce and electronic payment systems? What potential risks, if they become reality, may cause substantial increases in operating costs or...

While most of the available literature on competitive balance analyzes its impact on ticket sales and TV audiences, little empirical research is available that analyzes the observable variation in competitive balance across leagues and over time. This paper studies the concentration of player...

Medien sowie Vertreter des Deutschen Basketball-Bundes kritisieren immer wieder die gerin-gen Einsatzzeiten deutscher Spieler in der Basketball-Bundesliga und die daraus resultieren-den mangelnden Identifikationsmöglichkeiten der Zuschauer mit den Spielern. Der Artikel analysiert daher...

How to properly compensate and incentivize players is an important question in the realm of professional sports, and more broadly, is a central question in contract design. With the increasing use of performance-based compensation packages and tax law favoring such compensation design, a natural...

We test existing superstar theories for the German soccer league. We use various measures for individual players’ performance and media presence to analyze whether performance and popularity can explain salaries and superstars in soccer. Moreover, we argue that quantile regression technique...