‘Our nurses, teachers, firefighters, librarians ... are not, as the world’s richest man implies, genocidal murderers,’ fires back angry union president
Well because US is exactly shaped for the employee to be a modern slave: no social security net in case you are jobless so you have to get rolled over by the boss. Breaking point for most isn't the morality of the company but when they are endangered or can't provide for their families...
but will they, but they adjust income based on the area. and people are much more reluctant to move to a red state/ or the place with low probability of jobs outside of the ones being listed. moving is also kinda expensive too.