Full Idea
We must include events in our ontology because they figure indispensably in singular causal explanations.
Clarification
'Singular causation' is when the event is not repeated
Gist of Idea
Events are ontologically indispensable for singular causal explanations
Source
E.J. Lowe (The Possibility of Metaphysics [1998], 10.5)
Book Reference
Lowe,E.J.: 'The Possibility of Metaphysics' [OUP 2001], p.220
A Reaction
Hm. Spirits figure indispensably in supernatural explanations. It would be quite a task to prove that events really are indispensable to causal explanations. Why would nomological or counterfactual causal explanations not have the same need?