The collective sale of football broadcasting rights constitutes a cartel, which, in the European Union, is only allowed if it complies with a number of conditions and obligations, inter alia, partial unbundling and the no-single-buyer rule. These regulations were defined with traditional...

We review the economics of superstars, originally developed for stars in traditional media, and discuss whether they are applicable for the novel phenomenon of stars in social media (influencer, micro-celebrities). Moreover, we analyse potentially new factors for creating social media...