Robert Reich: Why I'm Right About Raising Taxes on the Very Rich 
Besides, the argument that the nation shouldn’t impose an obligation on the rich because they can wiggle out of it is an odd one. Taken to its logical extreme it would suggest we allow them to do whatever antisocial act they wish – grand larceny, homicide, or plunder – because they can always manage to avoid responsibility for it.
This is already a reality: Rich Man’s Justice, Poor Man’s Justice