makes the best predictions
Does it actually? Economists rarely make unhedged predictions and then rigorously test how did they turn out.
Finance, though, is a sub-field that provides one with rapid and unambiguous feedback most of the time :-)
Rapid, yes, but extremely noisy. If you make some decision and lose a ton of money, that doesn't mean it was a bad decision; maybe you just got unlucky.
Another month, another rationality quotes thread. The rules are: