“…According to previous researches the variables product knowledge, product usage and product involvement as the moderator variables, affect the domain-specific innovativeness in the consumer innovativeness hierarchy model (Girardi, Soutar, & Ward, 2005;Goldsmith, Hauteville, & Flynn, 1998;Grewal, Mehta, & Kardes, 2000) so it is suggested that this subject will be investigated in future researches.…”