• Designing social security : a portfolio choice approach 

      Matsen, Egil; Thøgersen, Øystein (Discussion paper, Working paper, 2001-10)
      Public social security systems may provide diversification of risks to individuals’ life-time income. Capturing that a pay-as-you-go program (paygo) may be considered as a “quasiasset”, we study the optimal size of the ...
    • Habit formation, strategic extremism and debt policy 

      Thøgersen, Øystein; Matsen, Egil (Discussion paper, Working paper, 2007-12)
      We suggest a probabilistic voting model where voters’ preferences for alternative public goods display habit formation. Current policies determine habit levels and in turn the future preferences of the voters. This allows ...