A ‘Safe’ Retirement Savings Rate
Wade D. Pfau
Some concepts take on a life of their own and grow far bigger than the original idea. William Bengen's paper, "Determining Withdrawal Rates Using Historical Data," from the October 1994 Journal of Financial Planning answered one question, spawned a slew of further research and has even become a rule of thumb--the "4% rule."
Moisand, Dan, "A ‘Safe’ Retirement Savings Rate" (2011). In the News. 585.