1. Department of Economics “Marco Biagi” and School of Doctorate E4E (Engineering for Economics – Economics for Engineering), University of Modena and Reggio Emilia, Italy;
2. Kaleidos Finance, Milano, Italy;
3. Department of Economics “Marco Biagi” and “Marco Biagi” Foundation, University of Modena and Reggio Emilia, Italy;
4. Department of Economic Sciences, University of Salento, Lecce, Italy