• 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 ...
    • 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 ...