• Productivity in organic and conventional salmon aquaculture 

      Reithe, Siv; Tveterås, Ragnar (Working paper, Working paper; Working paper, 2000-09)
      This report provides a comparative analysis of productivity in conventional and organic salmon aquaculture. Regulations in organic salmon farming impose several restrictions on production that are not present in conventional ...
    • Reguleringer av markedsadgang for norsk laks til EU 

      Asche, Frank; Guttormsen, Atle G.; Tveterås, Ragnar (Rapport, Research report, 2005-10)
      Laksenæringen har en struktur som gjør den svært utsatt for handelskonflikter. Lønnsomheten i næringen er syklisk med gjentatte perioder med små marginer og begrenset lønnsomhet, men også med tilsvarende perioder med høye ...
    • Tax shifting in long-term gas sales contracts 

      Asche, Frank; Osmundsen, Petter; Tveterås, Ragnar (Working paper, Working paper, 2002-01)
      Producers or consumers faced with an increase in taxes are usually able to shift parts of it to other levels in the value chain. We examine who are actually bearing the burden of increased taxes on natural gas in the EU-area ...
    • Vertical coordination in the salmon supply chain 

      Tveterås, Ragnar; Kvaløy, Ola (Working paper, Working paper, 2004-01)
      The extent of vertical coordination in the supply chain for salmon was limited until the early 1990s. During the last ten years, however, there have been several developments that have lead to tighter vertical coordination ...