“…But most managers prefer go beyond mandatory requirements and disclose risk information on a voluntary basis (Papa, 2007;Linsley and Shrives, 2005;Lajili and Zéghal, 2005;Beretta and Bozzolan, 2004;Carlon et al, 2003, Shrives andLinsley, 2003). The reasons to do so is quite complex and a number of theories have been developed to explain it, such as, agency theory (Jensen and Meckling, 1976), the signalling theory (Ross, 1977;Morris, 1987), the neo-institutional theory (Olivier, 1991;Fernández-Alles and Valle-Cabrera, 2006), the legitimacy theory (Shocker and Sethi, 1974), the stakeholder theory (Freeman, 6 1984), the political costs theory (Watts and Zimmerman, 1986;Birt et al, 2006) and the attribution theory (Bettman and Weitz, 1983;Staw et al, 1983, Salancik andMeidl, 1984;Clapham and Schwek, 1991).…”