I've seen both. The remuneration aspects were not so much affected, but there were several quality of working life improvements around hours, vacation, sabbatic

I've seen both. The remuneration aspects were not so much affected, but there were several quality of working life improvements around hours, vacation, sabbaticals, having a voice and privacy as someone else in the topic argues, etc. Even if management doesn't like it, it's good even for them because it helps keep them honest.