A philosophy of intellectual property / Peter Drahos.

1. Introduction
2. Justifying intellectual property : back to the beginning
3. Locke, labour and the intellectual commons
4. Hegel : the spirit of intellectual property
5. Abstract objects in productive life : Marx's story
6. Property, opportunity and self-interest
7. The power of abstract objects
8. The justice of information
9. Intellectual property : for instrumentalism, against proprietarianism.