Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living. 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 Investment Challenges of the Affluent Investor Affluent investors face unique challenges when putting together an investment strategy. Make sure you keep these in mind. Your Shifting Risk Tolerance Time and market performance may subtly and slowly imbalance your portfolio. Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources.