• Competitive nash equilibria and two period fund separation 

      Hens, Thorsten; Reimann, Stefan; Vogt, Bodo (Discussion paper, Working paper, 2003-11)
      We suggest a simple asset market model in which we analyze competitive and strategic behavior simultaneously. If for competitive behavior two-fund separation holds across periods then it also holds for strategic behavior. ...
    • On the micro-foundations of money : the Capitol Hill baby-sitting co-op 

      Hens, Thorsten; Schenk-Hoppé, Klaus Reiner; Vogt, Bodo (Discussion paper, Working paper, 2003-10)
      This paper contributes to the micro-foundation of money in centralized markets with idiosyncratic uncertainty. It shows existence of stationary monetary equilibria and ensures that there is an optimum quantity of money. ...
    • Rational investor sentiment 

      Gerber, Anke; Hens, Thorsten; Vogt, Bodo (Discussion paper, Working paper, 2002-11)
      We explain excess volatility, short-term momentum and long-term reversal of asset prices by a repeated game version of Keynes' beauty contest. In every period the players can either place a buy or sell order on the asset ...