1. H. Shue, Basic Rights (Princeton: Princeton University Press, 1982) p.13.
2. For a Foucauldian discussion of the nature of the state in respect of other states, see my ‘Beyond the State’ in I. Forbes and M. Hoffman (eds), International Relations, Political Theory and the Ethics of Intervention, (London: Macmillan, 1991).
3. F. Oppenheim, Political Concepts: A Reconstruction, (Oxford: Basil Blackwell, 1981); see chapter 6.
4. His argument is based on the difference principle and addresses the issue of immigration possibilities and the way that states can act to restrict or increase equality of opportunity. ‘Global Equality of Opportunity and National Integrity’, in E.F. Paul et al. (eds), Equal Opportunity (Oxford: Basil Blackwell, 1988).
5. See R. Dworkin’s Taking Rights Seriously, (London: Duckworths, 1979).