“…In fact, this unilateral directionality hypothesis is empirically sustained by many works in different international contexts (among them Gandhi, 1971;Ganti and Kollury, 1979;Ahsan et al, 1996;Ram, 1987;Abizadeh and Yousefi, 1988;Henrekson, 1993;Vasudeva Murthy, 1993;Oxley, 1994;Bairam, 1995;Thornton, 1999;Kolluri et al, 2000;Islam, 2001;and recently Sideris, 2007;Arpaia and Turrini, 2008;Kumar et al, 2009;Abdullah and Maamor, 2010;Magazzino, 2012a).…”