“…Ownership concentration and foreign ownership are also generally believed to be conducive to more efficient operation (Aitken and Harrison, 1999;Blomström et al, 2001;Gugler, 2001;Sánchez-Ballesta and García-Meca, 2007;Temouri et al, 2008). Yet, to date, empirical research on the determinants of corporate efficiency and performance is fragmented (Shyu, 2013;Arocena and Oliveros, 2012;Cabeza-García and Gómez-Ansón, 2011;Margaritis and Psillaki, 2010;Weill, 2008;Barth et al, 2003;Dilling-Hansen et al, 2003;Palia and Lichtenberg, 1999). The extant literature typically analyzes the effects of firm size, competition, capital structure, and ownership characteristics in isolation, despite the fact that these factors may be closely intertwined.…”