The Progressive Tax System
Since it was first enacted during the Civil War, our income tax has been revised to use a "progressive" system. This is based on the theory that the national tax burden should be shared according to a taxpayer’s ability to pay.
Thus, low-income taxpayers pay lower taxes than high-income taxpayers. The difference is not just the total amount of tax. The tax per dollar of income increases with the amount of income. For everybody, the first dollar of income is taxed at the same rate. But as income...