Because the only certainty is there is no ideal sort of setup, just a set of probably decent options for the current conditions, which are highly changeable. Th

Because the only certainty is there is no ideal sort of setup, just a set of probably decent options for the current conditions, which are highly changeable. The only thing that is certain from a benefit maximization perspective is there are a lot of companies much larger than minimum efficient scale that we should probably antitrust out of existence to increase competition