My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. 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 Choices for Your 401(k) at a Former Employer Individuals have three basic choices with the 401(k) account they accrued at a previous employer. How Big is Money? Learn a little about worldwide currency in this fun infographic What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock.