Dr. Stefan Behringer

Office:
Johann-Wolfgang-Goethe Universität
Grüneburgplatz 1
Raum 4.249, 4. Stock
60323 Frankfurt am Main
Postfach: 111932

 
• Endogenous Technical Change, Spillovers, and Market Structure

Abstract:
The paper investigates the effect of spillovers in a model of endogenous technical change resulting from learning or network effects on the existence of a lower bound to market concentration.
Paper in pdf format June 2001
 
• The Provision of a Public Good, with a direct Provision Technology and a Large Number of Agents

Abstract:
The paper provides a limit result for the provision of a public good in a mechanism design framework as the number of agents gets large. A canonical example for a public good that is produced with a direct provision technology is Open Source Software.
Paper in pdf format November 2007
  

• Entry, Access Pricing, and Welfare in
  the Telecommunications Industry.
  
  Abstract:
  The paper looks at the effects of entry on welfare in the Telecommuncations industry. The equilibrium pricing parameters for an incumbent (state) monopoly and for a duopoly situation are determined. A welfare comparison between the monopoly and duopoly equilibrium situation is undertaken and the welfare consequences of alternative access pricing regimes are investiagated.
  Paper in pdf format March 2009 - Forthcoming Economics Letters 2009
  
  
• Equilibrium Market and Pricing Structures in
  Virtual Platform Duopoly.
  
  Abstract:
  We investigate the equilibrium market sturcture in virtual platform
  duopoly (auctions or other market forms) that are prevalent in internet
  settings. We take full account of the complexity of network effects in
  such markets and determine optimal pricing strategies. We invstigate the
  welfare implications of such strategies, look at the impact of non-exclusive
  services and at what happens in large markets.
  Paper in pdf format December 2005
  
  
• Asymmetric Equilibria and Competitive Access
  Pricing in the Telecommunications Industry.
  
  Abstract:
  This paper looks at competition in the Telecommunication industry
  with non-linear tariffs and network based price discrimination where one
  of the networks has a relative advantage. We look at profit-maximizing
  network pricing behaviour, in particular competitively chosen unregulated
  non-reciprocal access prices at potentially asymmetric market equilibira.
  Paper in pdf format October 2008
  
  
• Spatial Predation in the UK Newspaper Industry.
  
  Abstract:
  This paper investigates the alleged predatory behaviour in the UK
  quality newspaper industry in the 1990s using a horizontal differentiation
  model and industry data.
  Paper in pdf format November, 2007