Well put

So under the American tax system, as designed by the Bush administration and congressional Republicans, the most a person of vast wealth is expected to contribute to the commonweal from his or her last dollar of investment profits is the same 15 cents or so that a minimum-wage worker is expected to pay on his or her first dollar. This does not mean that we have a flat tax. We have a tax system of vast complexity, with wildly different tax burdens on different people. But we have a tax system that, on balance, knows who's in charge. Capitalism's 'Deal' Falls Apart - By Michael Kinsley