We investigate the implications of Network Neutrality regulation for Internet fragmentation. We model a two …-sided market, where Content Providers (CPs) and consumers interact through Internet Service Providers (ISPs) and CPs sell consumers … fragmentation and extract CPs' extra profits. This occurs when repeated impressions of an ad rapidly lose value and consumers care …

of consolidation on advertising prices and quantities). The remaining parts survey the literature on whether there are … too many radio stations; the strategies that stations use to boost the effectiveness of advertising; the effects of non …

, magazines, newspapers, the Internet, and television (the illustrative example henceforth). Most advertising expenditures are … incurred for these media. They are also mainly supported by advertising revenue. Early work stressed possible market failures … sides are coordinated by broadcasters (or “platforms”) that choose ad levels and program types, and advertising finances the …

This chapter focuses on the economic mechanisms at work in recent models of advertising finance in media markets …, and to clarify the conceptual aspects. The chapter first develops a canonical model of two-sided markets for advertising … advertising markets, and concrete issues such as congestion and second-degree discrimination. The second part is devoted to recent …

We discuss network neutrality regulation of the Internet in the context of a two-sided market model. Platforms sell … broadband Internet access services to residential consumers and may set fees to content and application providers on the … Internet. When access is monopolized, cross-group externalities (network effects) can give a rationale for network neutrality …