1. Department of Economics and Finance, Catholic University of Sacred Heart, Interuniversity Research Centre on Local and Regional Finance (CIFREL) Interuniversity Centre for Public Economics (CRIEP) Milano Italy
2. Department of Economics and Management, Interdepartmental Centre “Giorgio Levi Cases” for Energy Economics and Technology and Interuniversity Centre for Public Economics (CRIEP) University of Padova Padova Italy
3. Department of Economics and Management, Interdepartmental Centre “Giorgio Levi Cases” for Energy Economics and Technology University of Padova Padova Italy