Retiring the 4% Rule A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Contents 18 Years Worth of Days The average retirement lasts for 18 years. Are you prepared to fill that many days? Inflation - Back to the Future Even low inflation rates over an extended period of time can impact your finances in retirement. Retirement Plan Distributions There are a number of ways to withdraw money from a qualified retirement plan.