corporations can’t seem to ever accept a limit for themselves.

This is the result of competition. When success is measured relative to others, it’s forever a moving target. Under this definition of success, self improvement is equally effective as sabotaging another. And as we can see, it’s not just businesses sabotaging one another. If a business can get away with sabotaging its own consumers, as it can in the case of a monopoly, a cartel, or regulatory capture, it will.