Forums:
https://www.vox.com/the-big-idea/2018/4/6/17204808/wages-employers-worke...
Interesting article about how the trend of companies to be larger and more powerful has led to suppressed wages via non-compete clauses, anti-poaching agreements, and other practices.
I haven't read the source material yet, but the premise is interesting (obviously the devil's in the details).