1. Faculty of Technology Arts and Design, Oslo Metropolitan University, P.O. Box 4 St. Olavs Plass, Pilestredet Park 33, 0176 Oslo, Norway
2. Faculty of Social Sciences, Oslo Business School, Finance and Accounting, Oslo Metropolitan University, P.O. Box 4 St. Olavs Plass, Pilestredet Park 33, 0176 Oslo, Norway