And, for the record, the rich aren't getting better returns than the rest of us--the S&P beats the vast majority of Hedge Funds, year after year.
https://www.cnbc.com/2019/03/15/active-fund-managers-trail-t...
That's clearly an absurdity and not physically possible.
Whatbwe do know is that every time we have QE 90% of the money ends up in financial markets, not real economy. This is a well known problem, and Yanis Varufakis has talked about it at length
And yet the market has averaged a 7% annual return since 1870.
Stocks for the Long Run and all that