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 Should You Ever Retire? A growing number of Americans are pushing back the age at which they plan to retire. Or deciding not to retire at all. Deciding When to Take Social Security One of the most common questions people ask about Social Security is when they should start taking benefits. Split Annuity Strategy Here's one strategy that combines two different annuities to generate income and rebuild principal.