A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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 Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment. Is a Variable Annuity Right for Me? Pundits go on and on about how “terrible” or “wonderful” annuities are, but they never talk about whether annuities are right. Exploring the Federal Student Grant Program In this article, explore the benefits of the Federal Student Grant Program.