This is world wide phenomenon applied to all irrespective of where they lie on political/social spectrum. I think reasons are 2 fold: 1) Far too many humans on

This is world wide phenomenon applied to all irrespective of where they lie on political/social spectrum. I think reasons are 2 fold: 1) Far too many humans on earth to have better bargain power in exchange of labor. 2) No workable formula where enormous wealth generated in this world to be more equally distributed.