Is The 4% Rule Obsolete? Was It Always Fatally Flawed?
Wade D. Pfau
Rethinking Retirement: Sustainable Withdrawal Rates for New Retirees in 2015 finds that a "safe" withdrawal rate for today's retirees may be considerably lower than 4%. According to the WealthVest white paper, which was released today, the 4% rule was created for research purposes and formulated using overly simplified assumptions that do not reflect today's reality.
Johnson, Dia, "Is The 4% Rule Obsolete? Was It Always Fatally Flawed?" (2015). In the News. 356.