To incur an ontological commitment that is, to be committed to the existence of a given object a criterion for what exists needs to be satisfied.
Instead, the new form of actualism is based on the idea that this truth condition is committed to the existence of contingently nonconcrete objects, i.e., actually existing objects that are, in fact, nonconcrete, but which could have been Aliens (hence could have been concrete).
But, the proponent of this theory is committed to the existence of properties being posterior to God's causing them to exist.
To the extent that functionalism is committed to the existence of fixed universal mental states of this kind, it too is implicated by these considerations.
At the same time, he insists, liberal Jews should feel free to rethink whether they need to be committed to the existence of any Jewish state at all: "Jewish history did not culminate in the creation of the state of Israel".
But eternalists are committed to the existence of your two apparently-conflicting states.
And IF he survives this shooting, THEN he will be shot again.' Twentieth century logicians were impressed by generalizations such as 'All immortals live forever' that do not commit to the existence of the subject items.
In other words, they can admit that (R) does commit to the existence of the property of redness, but they can maintain that because of this (and because there are no such things as properties), (R) is, strictly speaking, untrue, even if it is "for-all-practical-purposes true," or some such thing.
A moderate partialist, by contrast, would admit that impartiality of some sort plays a moral role, but deny that this role encompasses, or grounds, all of morality; in particular, such a figure would be committed to the existence, in some contexts at least, of irreducible morally admirable partiality.
Modal fictionalism should be of interest to those concerned with the metaphysics of modality, since theories committed to the literal existence of possible worlds (and, even more worryingly, the literal existence of merely possible objects 'contained' in these worlds) come at a cost, both to economy and to many people's intuitions.
Likewise, all versions of necessitism seem committed to the actual existence of many more nonsets than can form a set.
