Received: 30 May 2020
Accepted: 1 November 2020
First Online: 14 December 2020
Ethics approval and consent to participate
: As this study involves human participants, the authors have obtained ethics approval and consent from the Faculty of Business, City University of Macao.
: We have obtained consent from the participating firms and interviewees to publish the contents of the interviews. All participating firms and interviewees will remain anonymous.
: The authors do not have any financial and non-financial competing interests.