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 Retirement Redefined Around the country, attitudes about retirement are shifting. Errors and Omissions Insurance E&O insurance is specifically designed to protect you, or your company, from the risk of a client’s dissatisfaction. The Long Run: Women and Retirement For women, retirement strategy is a long race. It’s helpful to know the route.