Count on Living Until Age 95 For Retirement

If you knew your date of death, retirement planning would be a breeze. Unfortunately — or maybe fortunately? — you don't. And that can make planning for retirement extremely difficult. Does your nest egg need to last 20 years? 30 years? 40 years? And what about couples? How should couples go about planning for the likelihood that one spouse — usually the husband — predeceases the other?