• Competition with local network externalities 

      Fjeldstad, Øystein D.; Riis, Christian; Moen, Espen R. (CREAM Publications;10/2010, Working paper, 2010)
      Local network externalities are present when the utility of buying from a firm not only depends on the number of other customers (global network externalities), but also on their identity and / or characteristics. We ...
    • Efficient Exclusion 

      Riis, Christian; Moen, Espen R. (CREAM Publications;9/2010, Working paper, 2010)
      In their influential paper, Aghion and Bolton (1987) argue that a buyer and a seller may agree on high liquidation damages in order to extract rents from future suppliers. As this may distort future trade, it may be ...