They just need the monopolies and the cartels broken up. A union is only a valid response to market power abuse and market power abuse comes from a company holding too much of the market. Instead of unionizing, we need to move much closer back to the way we dealt with these large corps prior to the Rehnquist supreme court (not all the way back but probably 80% of the way back, they were breaking up regional gas station chains at one point, which is a little too far for me).