Why are big companies abandoning the middle class, and what does that mean for dentists? Watch what the giants do, because they spend fortunes on research before they move. The big retailers and mass producers have quietly split the market into the rich and the poor and stopped serving the middle. Higher-end stores are dumping the middle and upper middle to chase the wealthy. Mass producers are running to the lows and the highs and leaving the center to fend for itself. They do this because the growth is at the top and the bottom, not in the middle. Now look [...]