Trade is an issue that polarizes Americans by socio-economic status. To the professional class, which encompasses the vast majority of our media figures, economists, Washington officials and Democratic power brokers, what they call “free trade” is something so obviously good and noble it doesn’t require explanation or inquiry or even thought. Republican and Democratic leaders alike agree on this, and no amount of facts can move them from their Econ 101 dream. To the remaining 80 or 90% of America, trade means something very different. There’s a video going around on the internet these days that shows a room full of workers at a Carrier air conditioning plant in Indiana being told by an officer of the company that the factory is being moved to Monterrey, Mexico and that they’re all going to lose their jobs…

What unites Trump voters?