This has happened in all of the industrialized world, and it's happening very quickly right now. The reasons you mention are very US-specific, but the funneling happens everywhere, usually by more traditional means such as rents and taxes.
Yes, taxes are greatly beneficial for the rich, just scrutinize any European government budget and you'll see it is in large part a scheme to pay out money to wealthy people that are in favour with the political class.
The reason for this massive wealth distribution is the inflationary monetary system, that's the common denominator in all countries experiencing it, and it's not hard to see how.
In the past, serfdom was at least more honest. You knew your tax payments went to the lord for his own benefit.