 causation: counterfactual theories of |  causation: the metaphysics of |  conditionals |  conditionals: counterfactual |  determinism: causal |  dispositions |  Hempel, Carl |  Hume, David |  induction: problem of |  laws of nature: ceteris paribus |  Lewis, David |  Lewis, David: metaphysics |  metaphysics |  models in science |  possible worlds |  probability, interpretations of |  properties |  scientific explanation |  supervenience 