
Shakespeare wrote:Suppose she takes $100K of RRSP money and buys an annuity with a 10-year guarantee. http://www.canadianbusiness.com/my_mone ... /index.jsp says she can get $618.27/month from Manulife.






Conventional wisdom suggests that you withdraw on average 4% adjusted for inflation. Now comes a paper co-authored by William Sharpe, the winner of the 1990 Nobel Prize in Economics, challenging the conventional wisdom.
"It is time to replace the 4% rule with approaches better grounded in fundamental economic analysis," wrote Sharpe in his paper "The 4% Rule -- At What Price?"
"Supporting a constant spending plan using a volatile investment policy is fundamentally flawed. A retiree using a 4% rule faces spending shortfalls when risky investments underperform, may accumulate wasted surpluses when they outperform and, in any case, could likely purchase exactly the same spending distributions more cheaply."...
Sharpe's study, in essence, shows that retirees waste money by adopting the 4% rule. "The 4% rule's approach to spending and investing wastes a significant portion of a retiree's savings and is thus prima facie inefficient," Sharpe wrote...
E. Tylor Claggett, a finance professor at the Perdue School of Business at Salisbury University, said the question of whether it's time to toss the 4% rule in the circular file is an old one and it has always been perplexing.
"The truth is, no one has a crystal ball," he said. "Therefore, no one knows how long the retiree will live, what his or her actual future financial needs will be (due to health issues and the like) and the future year-to-year performances of the various capital market components. If all of these were known, we would not have to have this discussion. Instead, we are left with looking for 'rules-of-thumb' to increase the probability that a retiree's needs will be met given his or her asset base at the time of retirement."...
So instead of slavishly following any approach, Spiegelman says it's always a good idea to remain flexible. "The 4% rule is easy to understand and follow, and provides a good starting point for the average investor looking for a ballpark idea of how much they need to save or, conversely, a ballpark estimate of how much they can safely withdraw," he said.
Meanwhile, Stephen P. Utkus, a principal with the Vanguard Center for Retirement Research, agrees that the 4% rule is flawed. But he also notes, as did Sharpe, that there's no practical mechanism to replace it with and that further research is required...





And the 4% is based on many years of history. Many people believe that the current environment is historically different and that aiming for a lower SWR like 3% is more prudent.couponstrip wrote:...
Obviously real life is even more complicated than this with multiple types of taxes, fixed income/dividend distributions, and things like OAS clawback coming into play.

kcowan wrote:Also historically, people retired at 65. So the 4% rule might be good for 15 years and not apply to someone taking early retirement and requiring an income stream for 30 years, for example.

I am pretty sure that RRBs were not a part of the original study.adrian2 wrote:...For example, having a portfolio 100% in RRB's @ 1.5% yield and consuming the capital, the money should last approximately 40 years...

Early retirees have to be cautious before other sources of income (CPP, OAS) kick in because a major bear market could do irreparable harm to their portfolio. Once they hit 60, however, they can probably tolerate higher withdrawal rates.The common belief among the FIRECalc users is that an SWR of significantly less than 4% would be recommended for early retirees.

kcowan wrote:I am pretty sure that RRBs were not a part of the original study.adrian2 wrote:...For example, having a portfolio 100% in RRB's @ 1.5% yield and consuming the capital, the money should last approximately 40 years...

Shakespeare wrote:Before all taxes and expenses.
(But I think it completely misrepresents spending patterns; most people should withdraw at a higher rate while they are still able to travel.)
adrian2 wrote:kcowan wrote:Also historically, people retired at 65. So the 4% rule might be good for 15 years and not apply to someone taking early retirement and requiring an income stream for 30 years, for example.
IIRC,using historical US-based data, 4% SWR would last "forever". For example, having a portfolio 100% in RRB's @ 1.5% yield and consuming the capital, the money should last approximately 40 years. That's good enough even if retiring at 50, taking the chance that you'll be on social assistance if you live past 90.


couponstrip wrote:Does the math for the 4% SWR (with all assumptions and caveats noted) include distributions as part of what is safe or is it intended to suggest you can withdraw 4% of total capital, and the distributions (fixed income, stock dividends etc) are gravy?



BRIAN5000 wrote:
LOOKS like I can take 3% with a 35/65 FI/EQ and not have to worry.


bones1 wrote:If all you're aiming for is a 3% withdrawal rate, you shouldn't bother with equities at all. Why take equity risk if you don't need it?

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