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 Question Thank you! Oops! Related Content Retirement Income and the Traditional Portfolio Experiencing negative returns early in retirement can potentially undermine the sustainability of your assets. Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. An Overview of Renter’s Insurance Don’t overlook the need for renter’s insurance if you rent your home.