If we were smart we would be recruiting the world's rich to invest in the USA with lower tax rates. Look at the capital already fleeing France. With a sensible tax policy that capital could be flowing into the USA.
Well, surprise, surprise, surprise.
Money, like water, gravitates to where it may flow freely, and those who accumulate the money are never far behind.
Geese that lay golden eggs are to be cultivated and given much esteem, lest they test their powers of flight and take wing.