1. Essex Business School, University of Essex, Finance Group, Colchester, UK
2. Kelley School of Business, Indiana University, Bloomington, IN, USA
3. Department of Economic and Social Sciences, Money and Finance Research Group (MoFiR), Polytechnic University of Marche, Ancona, Italy
4. Department of Economics and Statistics, University of Naples Federico II, Napoli, Italy
5. Centre for Studies in Economics and Finance (CSEF), University of Naples Federico II, Napoli, Italy