Vaniver comments on Crush Your Uncertainty - Less Wrong Discussion
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Comments (32)
Hm. I'm not sure I agree with this, but that's partly because I'm not sure exactly what you're saying. A charitable read is that there's reason to expect overconfidence when considering each situation individually and more correct confidence when considering all situations together because of a psychological quirk. An uncharitable read is that you can have a recurring situation where Policy A chooses an option with negative EV every time, and Policy B chooses an option with positive EV every time, but Policy A has a total higher EV than Policy B. (This can only happen with weird dependencies between the variables and naive EV calculations.)
I do agree that the way to urgify information-seeking and confusion-reducing actions and goals is to have a self-image of someone who gets things right, and to value precision as well as just calibration, and that this is probably more effective in shifting behavior and making implicit VoI calculations come out correctly.
I certainly learned it the hard way!
I think this is an outside view/inside view distinction. By "straightforward VOI" I think we're talking about an inside view VOI. So the thesis here could be restated as "outside view VOI is usually higher than inside view VOI, especially in situations with lots of uncertainty."
EDIT: Now that I'm thinking about it, I bet that could be formalized.