It’s not finite. Shares are trivially created and wealth is trivially destroyed. Consider the example of a company that is founded and immediately issues and s

It’s not finite. Shares are trivially created and wealth is trivially destroyed. Consider the example of a company that is founded and immediately issues and sells a million shares for a dollar each, and then burns the dollars in a bonfire. There’s less dollars at the end of the story. It’s not a zero sum game.