References in periodicals archive ?
If P had been the case Q would have been the case, but if P had been the case Q might not have been the case.
However, the duality account is wrong, and instances of 5 are consistent, as I show in my "Lewis on 'Might' and 'Would' Counterfactual Conditionals," Canadian Journal of Philosophy 24 (1994): 413-18 and my "Can It Be That It Would Have Been Even Though It Might Not Have Been?
It might have been expected that the restrictions of May 1912 would have limited new apartment houses to the handful of commercial streets, such as Bathurst and Yonge Streets, and the parts of King and Queen Streets closest to the city centre, that had not been specified in the by-laws.