Internet service providers (ISPs) are experimenting with a business model that allows content providers (CPs) to subsidize Internet access for end consumers. In this study, we develop a game-theoretical model to analyze the effects of this sponsorship of consumer data usage. We find that the...

Klappentext: Viele E-Commerce-Anbieter stehen vor der Herausforderung, bei begrenzten finanziellen Ressourcen ihren Bekanntheitsgrad zu erhöhen. Aufgrund ihres erkennbar positiven Einflusses auf den wirtschaftlichen Erfolg gelten Online-Marketing-Kooperationen als gutes Marketing-Instrument....

It is often assumed that consumers benefit from the internet because it offers a "long tail" with more variety of products to choose from. However, search costs may block the long tail effect and result in the dominance of superstars. This paper examines the variety hypothesis in the entire...