Income taxes are taxes collected by federal, state, and local governments. Within the United States, we have a defined tax structure. Answer the following questions regarding the U. S. tax structure. A tax structure in which additional taxable income is taxed at a higher rate is referred to as a . The tax paid on the next dollar of taxable income is referred to as the tax rate. The overall rate at which income is taxed, determined by dividing the tax liability by the taxable income, is referred to as the tax rate. In addition to understanding how the tax system is structured, knowing your individual filing status is important because it determines deductions and other considerations that should be taken into account when preparing your tax return. Indicate the correct filing status for the definition provided. Spouses who combine their income and allowable deductions is called