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 What If You Get Audited? The chances of an IRS audit aren't that high. And being audited does not necessarily imply that the IRS suspects wrongdoing. Perception vs. Reality There’s an alarming difference between perception and reality for current and future retirees. A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.