A minor variant on 9) which is still perhaps worth making explicit would be if you donated the $50 to a different charity that the other person did not think was very valuable. I think this maintains counterfactual validity if it is credible.
A minor variant on 9) which is still perhaps worth making explicit would be if you donated the $50 to a different charity that the other person did not think was very valuable. I think this maintains counterfactual validity if it is credible.