He took his PhD in 1977, and was appointed professor at the University of Oslo in 1991.
Ragnar Bragason | Ragnar Östberg | Ragnar Nurkse | Ragnar Tørnquist | Ragnar Frisch | Ragnar Skanåker | Ragnar Bøe Elgsaas | Ragnar Ulstein | Ragnar Ulfung as ''Jeník'' in The Bartered Bride | Ragnar Löfstedt | Ragnar Hasselgren | Ragnar Fjørtoft | Ólafur Ragnar Grímsson |