If profits in America fell to historically normal levels thanks to more competition, and private-sector workers got the benefits, real wages would rise by 6%. If competition also revived productivity growth, wages could rise a lot further. Without competition, capitalism is torpid and favours the few, not the many.

https://www.economist.com/special-report/2018/11/15/across-the-west-powerful-firms-are-becoming-even-more-powerful