Marginal taxation systems like the U.S. federal income tax system increase the percentage of income owed to taxes as a taxpayer’s income increases. There are seven income brackets. Your marginal tax ...

The marginal income tax rate for a corporation refers to the rate at which the company's last dollar of taxable income is taxed. Knowing the marginal tax rate helps the company better anticipate the ...

Add Yahoo as a preferred source to see more of our stories on Google. The difference between your effective tax rate and your marginal tax rate -- and how they are both calculated -- are questions ...