1. Athens University of Economics and Business, 76, Patision Street, Athens GR10434, Greece
2. IPAG Business School, 10/12 rue du Théâtre, 75015 Paris, France
3. Durham University Business School, Millhill Ln, Durham DH1 3LB, UK
4. University of Cyprus, P.O. Box 20537, Nicosia 1678, Cyprus
5. Cyprus Academy of Sciences, Letters, and Arts, Phaneromenis 60-68, 1011, Nicosia, Cyprus
6. Bruegel, Rue de la Charité, 1210 Brussel, Belgium