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Single Idea 15554

[filed under theme 8. Modes of Existence / C. Powers and Dispositions / 3. Powers as Derived ]

Full Idea

I take for granted that a disposition requires a causal basis: one has the disposition iff one has a property that occupies a certain causal role. Shall we then identify the disposition with its basis? That makes the disposition cause its manifestations.

Gist of Idea

A disposition needs a causal basis, a property in a certain causal role. Could the disposition be the property?

Source

David Lewis (Causal Explanation [1986], III)

Book Ref

Lewis,David: 'Philosophical Papers Vol.2' [OUP 1986], p.223


A Reaction

Introduce the concept of a 'power' and I see no problem with his proposal. Fundamental dispositions are powerful, and provide the causal basis for complex dispositions. Something had better be powerful.


The 12 ideas from 'Causal Explanation'

Lewis endorses the thesis that all explanation of singular events is causal explanation [Lewis, by Psillos]
Ways of carving causes may be natural, but never 'right' [Lewis]
We only pick 'the' cause for the purposes of some particular enquiry. [Lewis]
Causal dependence is counterfactual dependence between events [Lewis]
To explain an event is to provide some information about its causal history [Lewis]
A disposition needs a causal basis, a property in a certain causal role. Could the disposition be the property? [Lewis]
Explaining match lighting in general is like explaining one lighting of a match [Lewis]
Science may well pursue generalised explanation, rather than laws [Lewis]
A good explanation is supposed to show that the event had to happen [Lewis]
Does a good explanation produce understanding? That claim is just empty [Lewis]
Verisimilitude has proved hard to analyse, and seems to have several components [Lewis]
We can explain a chance event, but can never show why some other outcome did not occur [Lewis]