• Exchange, raiding, and the shadow of the future 

      Hausken, Kjell (Journal article; Peer reviewed, 2008-04)
      A two-period exchange model is developed where production decisions in the first period determine the amount of resources available in the second period. Each agent allocates resources to defend its production and attack ...
    • The stability of anarchy and breakdown of production 

      Hausken, Kjell (Journal article; Peer reviewed, 2006)
      In Hirshleifer’s (1995) model for unitary actors, combined fighting/production abruptly breaks down when inter-group decisiveness of fighting is above a certain value (above one) or income requirements are not met. Accounting ...