“…The second parameter of the environmental dimension of field theory is the involvement towards the good, that is, the product to be shared. Product involvement is a significant variable for explaining consumer behaviour (Bauer, Sauer, & Becker, ; Dardis & Shen, ; Michaelidou & Dibb, ) and represents a person's interest, enthusiasm, and excitement towards a product category (Goldsmith, d'Hauteville, & Flynn, ). Product involvement refers to the perceived relevance of an object for oneself (Zaichkowsky, ).…”