• Enforcement vs deterrence in merger control : can remedies lead to lower welfare? 

      Cosnita-Langlais, Andreea; Sørgard, Lars (Discussion paper;7/2014, Working paper, 2014-03)
      This paper deals with the enforcement of merger policy, and aims to study how merger remedies affect the deterrence accomplished by controlling mergers. We determine the optimal frequency of investigations launched by ...
    • Horizontal mergers and product quality 

      Brekke, Kurt Richard; Siciliani, Luigi; Straume, Odd Rune (Discussion paper;4/2014, Working paper, 2014-02)
      Using a spatial competition framework with three ex ante identical firms, we study the effects of a horizontal merger on quality, price and welfare. The merging firms always reduce quality. They also increase prices if ...
    • Upstream merger in a successive oligopoly : who pays the price? 

      Nilsen, Øivind Anti; Sørgard, Lars; Ulsaker, Simen A. (Discussion Papers;17/2013, Working paper, 2013-12)
      This study develops and uses a successive oligopoly model, with an unobservable non-linear tariff between upstream and downstream firms, to analyze the possible anti-competitive effects of an upstream merger. We find ...