First Author:   Are Oust NTNU Business School are.oust@ntnu.no   NTNU Business School, NO-7491 Trondheim Trondheim, 7491, Norway   +47 73 55 99 63(Phone) +47 73 55 99 63(Fax) Second Author: Kjartan Hrafnkelsson NTNU Business School kjartan.hra@gmail.com   NO-7491 Trondheim, NO-7491 Trondheim Trondheim, 7491, Norge