1. Faculty of Economics and Management, Free University of Bozen-Bolzano, Bolzano, Italy; and Department of Economics and Management, University of Trento, Trento, Italy.
2. Department of Economics, Ca’ Foscari University of Venice, Venice, Italy.
3. Department of Economics and Management, University of Trento, Trento, Italy.
4. Department of Economics and Management, University of Trento, Trento, Italy; and School of Innovation, University of Trento, Trento, Italy.