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 Earnings for All Seasons Earnings season can move markets. What is it and why is it important? Inflation and the Real Rate of Return Learn about the role of inflation when considering your portfolio’s rate of return with this helpful article. What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement.