Funding for this research was provided by:
Erasmus+ Programme of the European Union
Received: 24 June 2022
Accepted: 19 December 2022
First Online: 8 January 2023
: Ethical approval for the study, the questionnaire, and the methodology, including the handling and storing of data, was obtained from Saarland University by Dr. Werner Pitsch (Ethikkommission der Fakultät für Empirische Humanwissenschaften und Wirtschaftswissenschaft). Participants were informed about the purpose of the study on the first survey page and consented implicitly by filling out the questionnaire. Individuals could deny participation or terminate their response at any time in the survey without consequences.
: Not applicable.
: The authors declare to have no financial or non-financial interests that are directly or indirectly related to the submitted work.