• Accumulation of r&d capital and dynamic firm performance: a not-so-fixed effect model 

      Klette, Tor Jakob; Johansen, Frode (Discussion Papers;No. 184, Working paper, 1996)
      Considering the observed patterns of R&D investment, we argue that a model which allows for a positive feedback from already acquired knowledge to the productiveness of current research, fits the empirical evidence better ...
    • Investment and Financial Constraints. An Empirical Analysis of Norwegian Firms 

      Johansen, Frode (Discussion papers;109, Working paper, 1994-02)
      This paper investigates the relationship between a firm's investment decision and its financial situation. We present a model of investment, where the cost of external finance is increasing in the debt ratio. The model is ...
    • Wage and employment effects of payroll taxes and investment subsidies 

      Johansen, Frode; Klette, Tor Jakob (Discussion Papers;No. 194, Working paper, 1997)
      Using a panel of manufacturing plants we study how payroll taxes and investment subsidies affect wages and demand for labor and capital. We exploit the regional subsidy schemes for labor and capital in Norway. Our empirical ...