Earlier quoted context omitted.
That's a bit incorrect. Returns from a typical investment portfolio have been over 4% for the last 10-20 years, so that's the amount you can withdraw without depleting any principal. If you're looking to consume your whole principal by the time you die you can go way ahead of 4%, easily double that.
> Returns from a typical investment portfolio have been over 4% for the last 10-20 years, so that's the amount you can withdraw without depleting any principal. Past results do not guarantee future performance. People in the FIRE community generally look at market performance since the final decades of the XIX century. For many, even these numbers do not guarantee anything, as the growth during these days reflected U…
at this point a reasonable response is "there are no guarantees". If the 4% rule was back-tested through the great depression and generally came out fine, it's probably in the right ballpark.
As another FIRE blogger puts it, "3% or less is a near sure bet as anything in this life can be"
https://jlcollinsnh.com/2012/12/07/stocks-part-xiii-withdraw...