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7. Existence / D. Theories of Reality / 10. Ontological Commitment / c. Commitment of predicates

[ontological commitment of predication]

5 ideas
Second-order quantifiers are committed to concepts, as first-order commits to objects [Frege, by Linnebo]
Theories are committed to objects of which some of its predicates must be true [Quine]
Quine says we can expand predicates easily (ideology), but not names (ontology) [Quine, by Noonan]
Accepting properties by ontological commitment tells you very little about them [Oliver]
Reference is not the only way for a predicate to have ontological commitment [Oliver]