This paper reexamines the effect of the regulatory regime on both penetration and coverage of broadband access to the internet. The framework also allows for an evaluation of different public policy measures such as subsidization of broadband demand and supply. A welfare analysis asks what the...

This paper re-examines the effect of the regulatory regime on both penetration and coverage of broadband access to the internet. The framework also allows for an evaluation of different public policy measures such as subsidization of broadband demand and supply. A welfare analysis asks what the...

This paper models competition between two firms, which provide broadband In-ternet access in regional markets with different population densities. The firms, an incumbent and an entrant, differ in two ways. First, consumers bear costs when switching to the entrant. Second, the entrant faces a...

We show that for a spatially differentiated economy reduced product variety is the likely outcome of mergers except in cases where exit costs in relation to (outlet-specific) fixed costs are high. Our empirical analysis of the Austrian retail gasoline market confirms that increases in...

Airbnb und Uber schaffen mit ihren Geschäftsmodellen neue Märkte. Werden dadurch Ressourcen besser genutzt, oder werden soziale Standards und gesetzliche Regulierungen umgangen? Nach Meinung von Tim Brühn und Georg Götz, Universität Gießen, bilden sich im Ergebnis Unternehmen mit hohen...