**Author details**

Stefano Dell'Atti1 \*, Francesca Donofrio2 and Grazia Onorato2

1 Department of Economics, University of Foggia, Italy

2 Department of Economics, Management and Business Law, University of Bari Aldo Moro, Italy

\*Address all correspondence to: stefano.dellatti@unifg.it

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
