“…There is an abundance of research that has searched for causes of unionization (e.g., Kochan, 1979;Hirsch, 1980;DeCotiis and LeLouarn, 1981;Youngblood et al, 1984;Fiorito, 1987;Freeman and Rogers, 1999;Redman and Snape, 2005). This body of research has not been able to come to any definitive conclusions partly because of conflicting empirical findings (Redman and Snape, 2005).…”