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. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate. 9 Facts About Retirement Regardless of how you approach retirement, there are some things about it that might surprise you. When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases.