shows that these problems do not automatically imply that sector specific regulation is warranted. The same hold for the … specific regulation of mobile telephone markets. The social welfare loss that would arise from such regulations are estimated …

We analyze how network regulation affects investment into network infrastructure and complementary services. While … regulation negatively affcets investment incentives in the regulated network market, the effects of network regulation on … infrastructure versus service quality. We also find constellations, where regulation can enhance perceived total quality. …

shows that these problems do not automatically imply that sector specific regulation is warranted. The same hold for the … question of regulated mobile number portability. Instead, an ex post introduction of sector specific regulation can be regarded … specific regulation of mobile telephone markets. The social welfare loss that would arise from such regulations are estimated …

" nicht unter die Ex-ante-Regulierung stellen soll, wenn hierdurch keine langfristige Behinderung des Wettbewerbs zu erwarten … Regulierung. …

shows that these problems do not automatically imply that sector specific regulation is warranted. The same hold for the … specific regulation of mobile telephone markets. The social welfare loss that would arise from such regulations are estimated …

" nicht unter die Ex-ante-Regulierung stellen soll, wenn hierdurch keine langfristige Behinderung des Wettbewerbs zu erwarten … Regulierung. …