Earlier quoted context omitted.
Wealthy people are likely to invest any cash received immediately which would be invested or loaned out to businesses that purchase things and pay salaries. They don't take their extra $100K and stick it under a mattress.
Investment is a problematic word because it has so many subtly different meanings. Let's say you "invest" in the stock market. Does that actually cause any business to "invest" more? The answer is likely no. It'll drive up the stock prices of the company whose shares you buy, yes, but companies don't tend to make investment decisions based on their share price. Conversely, companies do make investment decisions based…
Isn't the whole point of a company to increase share price?