1. I thank Johan Branmark, Nir Eyal, Cecile Fabre, Frits Gavertsson, Nils Holtug, Karsten Klint Jensen, Anders Gorm Nissen, Michael Otsuka, Thomas Sobirk Petersen, Wlodek Rabinowicz, Peter Vallentyne, and the Editors ofPhilosophy & Public Affairsfor very helpful comments on previous versions of this article.
2. G.A. Cohen, Self-Ownership, Freedom, and Equality. Cambridge: Cambridge University Press1995. Pp. x + 277.
3. Why Left-Libertarianism Is Not Incoherent, Indeterminate, or Irrelevant: A Reply to Fried
4. Warren Quinn,Morality and Action(Cambridge: Cambridge University Press, 1993), pp. 170-71.
5. Peter Vallentyne, "Libertarianism," http://plato.stanford.edu/entries/libertarianism/, p. 1.