We know exactly what the long term effects are because some grad schools have been unionized for 50 years. The effects are: slightly better working conditions,

We know exactly what the long term effects are because some grad schools have been unionized for 50 years. The effects are: slightly better working conditions, slightly less discrimination, slightly better healthcare. Just look at what say, the grad student union at University of Michigan is able to gain for their students. Neither apocalyptic nor utopian predictions are anywhere near the mark.