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. Related Content FIRE Retirement This short, informative article teaches the basics of the FIRE movement. AI Tools Changing Retiree Entrepreneurship The impact that Artificial Intelligence (AI) tools can have on retirees with a consulting or small business venture. Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are?