| Title | Year Published |
|---|---|
| Ethics 121 Pages 772-96 | 2011 |
| Canadian Journal of Philosophy, Rational Choice and Moral Agency Reprint of Chapter 6 | 2010 |
| Robert Nozick | 2002 |
| Nous 24 Pages 622-7 | 2000 |
| Originally published as "Islands In a Sea of Obligation", Law & Philosophy 19 Pages 683-705 | 2000 |