About the Authors

Pawel Tadeusz Kazibudzki

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Validation, Writing – original draft, Writing – review & editing

p.kazibudzki@po.edu.pl

Affiliation Faculty of Economics and Management, Opole University of Technology, Opole, Poland

Competing Interests

The authors have declared that no competing interests exist.