Historical Inflation This calculator shows how inflation over the years has impacted purchasing power. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Tax Freedom Day Assess how many days you'll work to pay your federal tax liability. How to Make the Tax Code Work for You When you take the time to learn more about how it works, you may be able to put the tax code to work for you.