1. They don't make their money from wages.
2. They can use many of the Houdini clauses of the Internal Revenue Code.
3. They use the stock market as their non tax paying bank.
4. They use their businesses to give them the good living such as cars, vacations, homes etc.
5. They engage the services of highly paid, highly knowledgeable financial experts to maximize their wealth.
6..... The rest is really specifics on using the Houdini Clauses of the IRC.