Abstract: Die deutsche Telekommunikationspolitik hat in den letzten 15 Jahren vor allem durch angebotsseitige De- und Re-Regulierung viel erreicht: Drastisch sinkende Preise, zusätzliche Auswahl für Verbraucher, abnehmende Marktkonzentrationen, innovative Dienste und neue Netze kennzeichnen...

Economic theory suggests that gasoline retail markets are prone to collusive behavior. Oligopoly market structures prevail, market interactions occur frequently, prices are highly transparent, and demand is rather inelastic. A recent sector inquiry in Germany backed suspicions of tacit collusion...

The promotion of competition in Europe's network industries has been in the foreground of economic policy in recent years. Network industries have undergone dramatic changes, involving privatisation, liberalisation and de- as well as re-regulation. But there are still many unresolved problems in...