And how many competitors shrink as they compete on an uneven playing field (the basis of these "incentives" -- taxes and such) with these behemoths? If you're

And how many competitors shrink as they compete on an uneven playing field (the basis of these "incentives" -- taxes and such) with these behemoths? If you're big enough to "break the rules", arguably you're a monopoly or close enough to this to merit great suspicion and corresponding oversight.