Could the correlation be due to "the dreaded third thing"?[1] (a common cause) Perhaps large corporations are now deriving a large portion of their income and

Could the correlation be due to "the dreaded third thing"?[1] (a common cause) Perhaps large corporations are now deriving a large portion of their income and profits from government-derived sources, and relationships between executives and government officials or regulators; if this is true, there is no reason to give raises to employees, as the low-level workers are relatively unimportant. [1]http://www.econtalk.org/archives/2013/10/oster_on_pregna.html http://www.econtalk.org/archives/2013/10/oster_on_pregna.htm...