“…Having members is a prerequisite for running a sports club. Next, previous research shows that most clubs rely on volunteers (Emrich et al, 2014;Gumulka et al, 2005;Lasby & Sperling, 2007;Thieme, 2012;Vos et al, 2012), but also that several clubs have problems in recruiting and retaining volunteers (Balduck et al, 2015;Cuskelly, 2004;Gumulka et al, 2005;Koski, 2012;Scheerder et al, 2015;Seippel, 2004;Wicker, 2017). Financial resources are an obvious problem for many non-profit organizations (Hall et al, 2003), and the diversity of sports clubs and national contexts makes it relevant to assume that some clubs might experience financial problems.…”