Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment. 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 Dreaming Up an Active Retirement When you retire, how will you treat your next chapter? When Do You Need a Will? When do you need a will? The answer is easy: Right Now. 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.