Yes, there is a more extensive discussion, in Good and Real. Basically, you act for the sake of what would be the case if you had acted that way.
In this case, there is actually a plausible causal reason to one-box: you could be the instance that Omega is simulating in order to make its prediction. But even if not, there are all sorts of cases where we act for the sake of what would be the case if we did. Good and Real discusses this extensively.
Yes, there is a more extensive discussion, in Good and Real. Basically, you act for the sake of what would be the case if you had acted that way.
In this case, there is actually a plausible causal reason to one-box: you could be the instance that Omega is simulating in order to make its prediction. But even if not, there are all sorts of cases where we act for the sake of what would be the case if we did. Good and Real discusses this extensively.