https://www.theguardian.com/technology/2018/oct/02/even-amazon-must-heed-laws-politics-and-economics

Tech giant’s minimum wage rise more to do with looming labour shortage than philanthropy

Amazon is a trillion-dollar company run by the world’s richest man. It has come from nowhere to be an online behemoth in less than one-quarter of a century. Yet even the biggest company, this behemoth of behemoths, is vulnerable to concerted political pressure and has to live with the basic laws of demand and supply.