“…An unambiguous definition of a relationship has not been adopted in the literature (Kolemba, 2009;Wasiluk, Tomaszuk, 2020). A similar situation exists with regard to the quality of the relationship (Skarmeas, Robson, 2008;Kumar et al, 1995;Ahamed, Skallerud, 2013;Lages et al, 1995;Lages et al, 2005). A popular approach among researchers when defining the quality of a relationship, which at the same time provides the basis for creating tools for its measurement (Danik, 2017), is to define it as a metaconstruct consisting of a number of components (Holmlund, 2008); while the sets of the relationship quality components differ depending on the adopted research approach (Barry, Doney, 2011) (Mohr, Sohi, 1995).…”