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    • Uma barreira à entrada não tão inocente 

      Shalders, Felipe Leon Peres Camargo
      2012-05-16
      In oligopoly theories based on Nash Equilibrium and related concepts, free entry is associated with the coexistence of more than one rm. On the other hand, in the monopoly literature some reasons are identi ed as possible ...
    • Monopoly rents in contestable markets 

      Braido, Luís Henrique Bertolino; Shalders, Felipe Leon Peres Camargo
      2015-05
      Random choices of prices and product characteristics can be used by a contestable monopolist to deter entry and fully extract the monopoly rent. We develop this idea in a model of Bertrand price competition. In equilibrium, ...