To get a balanced perspective it would useful to read up on both sides of the approach. For example, on one end you have Google's Laszlo Bock arguing in his book Work Rules, that its good that Google "pays unfairly" (https://goo.gl/3hWbQw). On the other end, are the Scandinavian countries like Norway where you can walk into a tax office and see anyone's tax return (https://goo.gl/P5WqW1)
Ricardo Perez-Truglia (https://goo.gl/4DemkS) is someone whose research touches this topic. His findings are briefly mentioned in this video (https://goo.gl/m7ECXM)