“…Job satisfaction, subjective norms, labor union image and personal attitude were some of the common recurring themes in academic researches (c.f. Booth, 1985;Fiorito & Greer, 1982;Guest & Dewe, 1988;Iverson & Kuruvilla, 2007;Khaleque, 1993;Parkes & Razavi, 2004;Premack & Hunter, 1988;Schriesheim, 1978;Voos, 1983). Among them, job satisfaction and union instrumentality, which means the perceived effective use of union movements to obtain outcomes that are beneficial to both organizations and employees, were two of the most important antecedents to unionization.…”