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 Message Thank you! Oops! Related Content Tax Deductions You Won't Believe Here are some examples of deductions from the IRS that were permitted and some that were, uh, too creative. A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government. Retirement Redefined Around the country, attitudes about retirement are shifting.