Does this exist, though? If you presume some % of America is putting their paycheck into indexes via Vanguard, Betterment, and some other % is selling due to be

Does this exist, though? If you presume some % of America is putting their paycheck into indexes via Vanguard, Betterment, and some other % is selling due to being retired or whatnot, then this isn't an equilibrium. There's maybe some room for redeeming index value and "caching" that demand from within Vanguard, etc, but I tend to doubt this action wouldn't hit the market at all.