CESARE BISONI Department of Economics, University of Modena and Reggio EmiliaANDREA FERRARI Department of Economics, University of Modena and Reggio EmiliaRICCARDO FERRETTI Department of Communication and Economics, University of Modena and Reggio EmiliaALESSANDRO GIOVANNI GRASSO Faculty of Economics, University of MacerataANDREA LANDI Department of Economics, University of Modena and Reggio EmiliaMARZIA TORRESETTI Research and Publishing Division of Prometeia SpaPAOLA VEZZANI Department of Communication and Economics, University of Modena and Reggio EmiliaVALERIA VENTURELLI Department of Economics, University of Modena and Reggio Emilia