Full Idea
Causality is a clue to what properties are real.
Gist of Idea
Causality indicates which properties are real
Source
Nancy Cartwright (How the Laws of Physics Lie [1983], 9.3)
Book Reference
Cartwright,Nancy: 'How the Laws of Physics Lie' [OUP 2002], p.202
A Reaction
An interesting variant on the Shoemaker proposal that properties actually are causal. I'm not sure that there is anything more to causality that the expression in action of properties, which I take to be powers. Structures are not properties.