“…Almost all studies on environmental management system implementation and environmental certification use samples of large companies (Mir and Feitelson, 2007;Mir, 2008; an example is Rai et al, 2010). In this perspective, the most important incentives appear to be the need to comply with legal requirements (Biondi et al, 2000;Quazi et al, 2001;Yiridoe et al 2003), public relations (Biondi et al, 2000;Zeng et al, 2003;Brody et al, 2006), environmental awareness (Nakamura et al, 2001), creating goodwill (Khanna and Anton, 2002), competitive position (Biondi et al, 2000;Zeng et al, 2003) and employee motivation (Frondel et al, 2008). Many companies succumb in the face of social pressure and care about their image.…”