[sharemywin]

Assumptions:

* index funds are larger and larger share of investing

* Median Baby boomer about 63

* 1/2 Americans in stock market

* In 2017, over 62 million Americans receive SS benefits

* US Adult Population 247,773,709 = 123M in stock market

* Only 25 M generation X

* Millennials don't invest in stocks http://www.businessinsider.com/why-so-few-millennials-invest...

Conclusion Drain of stock market as sellers begin to out number buyers

[dbjacobs]

This ignores just how skewed towards the rich stock ownership is. The liquidation of stocks owned by the middle class will not move the needles much. And the very rich don't need to liquidate their stocks to maintain their lifestyle.