The US has maintained full employment for quite a long time now. You can bring the factories to the US. You can likely even automate a lot of the work. But not all the work – in a place where everyone who wants a job already has one.

So, the question really is: What are Americans willing to give up? Something has to go if workers are reallocated away from whatever they are doing now into these factories.

But it will a lot more expensive.