“…The second, meanwhile, are ideational forces, and notably, the requirements of external stakeholders -suppliers, peers, etc -who define EMAS as a model of organisational "best practice." Indeed, given the ambiguous cost-benefit ratio of EMS standards (Steger, 2000), we expect institutionalised forces to play an especially important role in the decision to adopt EMAS (Delmas, 2002;DiMaggio and Powell, 1983;Guler et al, 2002;Kollman and Prakash, 2002).…”