I think it's more simple human nature. When you have billions, it's so easy to delegate work that tax avoidance becomes as simple as flipping a switch that says

I think it's more simple human nature. When you have billions, it's so easy to delegate work that tax avoidance becomes as simple as flipping a switch that says 'pay less taxes'. And if your highly distanced from the effects of your actions, I doubt many people would not flip the switch.