What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children. 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 4 Elements of an Estate Strategy Learn about the importance of having an estate strategy in this helpful and informative video. The Business Cycle How will you weather the ups and downs of the business cycle? A Brief History of Estate Taxes Federal estate taxes have long since been a lucrative source of funding for the federal government.