Funding for this research was provided by:
Ministero dell’Istruzione, dell’Università e della Ricerca (2015XAPRKF)
European Regional Development Fund (CPER ELSAT2020)
Article History
First Online: 22 August 2018
Compliance with ethical standards
:
: Author R. Pesenti has received research funds from the North Adriatic Sea Port Authority and declares that the Centro Studi su Economia e Management della Portualità is partially funded by the North Adriatic Sea Port Authority. G. di Tollo and P. Pellegrini declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.