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 Message Thank you! Oops! Related Content What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. U.S. Personal Savings Rate What can be learned from the savings rate?