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 A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government. Fixed or Variable Mortgage, Which Should You Pick? When selecting a mortgage, one of the most critical choices is between a fixed or variable interest-rate mortgage. Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article.