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 Financial Strategies for Women Some may leave their future to chance but in the world of finance, the effects of the "confidence gap" can be apparent. You May Need to Make Estimated Tax Payments If… Have income that isn’t subject to tax withholding? Or insufficient withholdings? You may have to pay estimated taxes. Risk Perspective Is it possible to avoid loss? Not entirely, but you can attempt to manage risk.