Acres of Diamonds In life it often happens that the answers to our most pressing questions are right in our own backyards. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.