Retirement Spending And Required Minimum Distributions
One final spending rule serves as a reasonably easy way to implement an actuarial method for retirement spending. Actuarial methods generally have retirees recalculate their sustainable spending annually based on the remaining portfolio balance, remaining longevity, and expected portfolio returns.
Pfau, Wade D. PhD, "Retirement Spending And Required Minimum Distributions" (2016). Faculty Publications. 632.