Future research should include detailed sport-specific analyses and extend the object
of investigation. It would be interesting to survey the groups of members that were not
part of this study (e.g., passive members, youths, and children) and compare their
WTP with the results of this study. As the acquisition of new members is important to
sports clubs, information about the WTP of non-members would also be useful.
Furthermore, the structure of the sports club (e.g., sports supply and financial situation