That is not what a bubble is. We have bubbles in the stock market all the time, and they are bid on things of significant "underlying value" (companies). A bubb

That is not what a bubble is. We have bubbles in the stock market all the time, and they are bid on things of significant "underlying value" (companies). A bubble is (roughly) when the bids are disconnected from that value, and more connected on the other bids in the system.