I think they missed the idea that everything has a market. It is more of a macro econ class idea than the micro one most people take. Stock has is a market in

I think they missed the idea that everything has a market. It is more of a macro econ class idea than the micro one most people take. Stock has is a market in itself. As well as the product they sell. But so is the money. The inputs for those different markets are different. You have very nicely described the market for stock dividends.