On one side we have things like the efficient market hypothesis, that says that people are rational, they make logical decisions, and there is no room for ineff

On one side we have things like the efficient market hypothesis, that says that people are rational, they make logical decisions, and there is no room for inefficiencies. On the other we might think that people who runs companies are blithering idiots who just got lucky, and their head is so far up their asses that they can't see they are headed to self-destruction. Reality is somewhere in between.