1. Austrian Federal Ministry of Finance, Johannesgasse 5, 1010 Vienna, Austria
2. Department of Strategy and Innovation, Vienna University of Economics and Business, Welthandelsplatz 1/D5, 1020 Vienna, Austria
3. King’s Business School, King’s College London Bush House, 30 Aldwych, London WC2B 4BG, UK
4. Department of Global Business and Trade, Vienna University of Economics and Business, Welthandelslatz 1/D1, 1020 Vienna, Austria