1. Aristotle: 2009, Nicomachean Ethics bk. III, ch. 12, l. 1119b, trans. Lesley Brown and David Ross (Oxford University Press, Oxford).
2. Ball, J.: 2008, ‘Two Carbon-Market Millionaires Take a Hit as U.N. Clamps Down’, The Wall Street Journal, April 14, http://online.wsj.com/article/SB120813542203111705.html .
3. Banerjee, R. and A. Rao: 2007, ‘The Ethics of Carbon Trading’, The Economic Times, Dec. 11, http://economictimes.indiatimes.com/articleshow/2612592.cms .
4. Barry, J., 1999. Rethinking Green Politics. London: Sage.
5. Bentham, J. 1907. An Introduction to the Principles of Morals and Legislation. Oxford: Clarendon Press.