You flat-rate advocates either don't get it, or are on the upper income bracket, because a conversion to a flat rate system does NOT benefit lower and middle class income makers.

Here's a little C/P............



Tax Rates

U.S. individual income tax rates are progressive, meaning that higher tax rates apply to higher incomes. The top marginal tax rate for the 2008 tax year was 39.6 percent, which is low by historical standards in this country. Millions of low-income workers owed no federal taxes at all.

Read more: Income Vs Taxes Paid United States | eHow.com http://www.ehow.com/about_5144404_income-taxes-paid-united-states.html#ixzz1YSflt9is