“…Among the concepts most widely elaborated upon are those of "predisposition to seek experience" [Zuckerman (1964), Mittelstaedt et al (1976)], "exploratory tendency" [Raju (198), Bearden et al (1986)], "dogmatism" [Midgley & Dowling (1978), Bearden et al (1986)], "inner-other directedness" [Riesman (1950), Kassarjian (1962), Kassarjian (1965), Arndt (1967)], "personality and personal needs" [Evans (1959), Koponen (1960), Robertson (1967), Robertson & Myers (1969)], "novelty seeking" [Hirschman (1980), Carlson & Grossbart (1984)], "independent judgment making" [Midgley & Dowling (1978), ~Lack of standardization in the operationalization of variables such as social class accounts for some of the variation in the results [King (1963), Frank & Massy (1963), Raju (1980)]. Carlson & Grossbart (1984)] and "creativity" [Welsh (1975), Hirschman (1980)].…”