That is the law of life and even the Communist Governments of Russia and China were not able to get around it. Most of their former rich got away with their money and their education. Check it out.
Which tax haven paradise are all the wealthy in this country going to go? I'm sure there are plenty of third world nations that would be thrilled to have them
There are plenty of nice places: Bahamas, Cayman Islands, Monaco, San Marino...