business model. Within this context, the volume examines the economics of platform structure and firm competition within and …: innovation and competition in online markets; regulation, pricing and evaluation with real options; and empirical approaches to … market analysis. TOC:Part I: Innovation and Competition in Online Markets.- Part II: Regulation, Pricing and Evaluation by …

This paper develops a fairly general model of platform competition in media markets allowing viewers to use multiple … platforms. This leads to a new form of competition between platforms, in which they do not steal viewers from each other, but … competition "either or both." A central result is that platform ownership does not affect advertising levels, despite nontrivial …