1. Beckmann, Markus, and Ingo Pies. 2008. Ordo-responsibility—Conceptual reflections towards a semantic innovation. In Corporate citizenship, contractarianism and ethical theory on philosophical foundations of business ethics, eds. Jesus Conill, Christoph Lütge, and Tatjana Schönwälder-Kuntze, 87–115. Aldershot and London: Ashgate.
2. Bowles, Samuel. 2004. Microeconomics. Behavior, institutions, and evolution. New York, Oxford and Princeton: Princeton University Press.
3. Buttkereit, Sören, and Ingo Pies. 2008. Social dilemmas and the social contract. In Corporate citizenship, contractarianism and ethical theory: philosophical considerations of business ethics, eds. Jesus Conill, Christoph Lütge, and Tatjana Schönwälder, 135–147. Aldershot and London: Ashgate.
4. Freeman, R. Edward. 2007. Stakeholder management: Framework and philosophy. In Corporate social responsibility. Volume 2: Managing and implementing corporate social responsibility, ed. Andrew Crane, 267–299. Los Angeles and London: Sage Publications.
5. Fürst, Michael. 2005. Risiko-Governance. Die Wahrnehmung und Steuerung moralökonomischer Risiken. Marburg: Metropolis.