Introduction
Sample cases : systems of ontological categories
Attempted definitions of 'ontological category'
A world of states of affairs
Categories in an ontology of states of affairs
Individuals and properties in an ontology of states of affairs
Philosophical implications.
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Ontological categories : their nature and significance by Jan Westerhoff. ISBN 9780199285044. Published by Clarendon Press in 2005. Publication and catalogue information, links to buy online and reader comments.
