Auction go defines what "the value of a move" means. It is the smallest number of captures a perfect player would be prepared to accept as a payment for passing.
To calculate the value of a move, you have to compare moving with taking some kind of null action. That typically involves passing. Without passing (or something similar) there seems to be no way to measure the value of a move empirically.
This explains what I mean by "the value of a move". However, I am no longer clear on what you mean by the term. You have some method of calculating move values which does not involve comparing to passing (or similar)? What do you mean by the term?
When I say "the value of a move", I mean the score I'll have if I make that move and everyone plays perfectly from then on.
Tyler Cowen argues in a TED talk (~15 min) that stories pervade our mental lives. He thinks they are a major source of cognitive biases and, on the margin, we should be more suspicious of them - especially simple stories. Here's an interesting quote about the meta-level: