Many financial professionals continue to recommend Roth conversions as a one-size-fits-all strategy—convert aggressively now, pay taxes today, and enjoy tax-free income later. However, David McKnight’s The Guru Gap urges retirees and pre-retirees to take a closer look at the long-term consequences of that advice. While Roth IRAs offer compelling advantages, the timing, amount, and broader tax implications of conversions can dramatically affect your retirement outcome. A well-intentioned Roth strategy, implemented too quickly or without consideration of future income sources, can inadvertently increase your lifetime tax burden.
Consider the following case study, shared in full from The Guru Gap in David McKnight’s own words:
Let’s review the case study of Jack and Erin Brown. I’ll start by examining their accumulation strategy through the lens of the guru-based retirement approach. I’ll lay out the strategy a mainstream guru would likely recommend and explain the implications for the Browns’ retirement. I’ll then apply math-based, Power of Zero planning principles to their situation and demonstrate the long-term implications for their after-tax spendable cash flow in retirement.
Case Study: Accumulation Years
The Browns’ Financial Profile
- Jack Brown: Age 45
- Erin Brown: Age 45
- Tax Filing Status: Married Filing Jointly
- Jack’s Job: Computer programmer
- Jack’s Income: $150,000
- Erin’s Job: Stay-at-home mom
- Retirement age: 65
- Marginal Tax Rate: 30% (combined state and federal)
- Retirement Income Need (above what Social Security provides): $100,000 pretax starting at age 65, adjusted every year thereafter for inflation
Assets
- Jack’s 401(k) Balance: $230,000
- Jack’s 401(k) Contributions: $19,000
- Jack’s 401(k) Company Match: $4,500
- Rate of Return: 7% net of fees
So, Are the Browns on Track?
Before we delve into a comparison of alternatives, we must first answer this question: Are the Browns on track to meet their retirement goals according to traditional, mainstream guru benchmarks?
In calculating this, we will utilize the realistic variables commonly used by traditional gurus: a 7% growth rate and a 4% rate of withdrawal.
Given the Four Percent Rule and their $100,000 retirement need, the Browns would have to accumulate $2,500,000 by day-1 of retirement. Here’s the formula we’ll use: Divide the retirement income need by the sustainable withdrawal rate and that tells you how much money you will need to accumulate by your retirement date. Given their current retirement balances of $230,000, the Browns will need to accumulate an additional $2,270,000 over the next 20 years to meet their retirement goal.
Given a 7% growth rate, however, the Browns will only have accumulated $1,850,000 by the time they retire. That means they have a gaping $650,000 hole in their retirement plan. Given this projected shortfall, they can resort to these five distasteful alternatives:
#1: Save More
In the guru-based model, the Browns would have to save more money. How much more? A whopping $16,000 per year. In other words, quit going out to eat, quit going on vacation, and pull back the belt a couple of notches so they can meet their retirement needs. That’s a 10.6% reduction in the Browns’ lifestyle today so they can achieve their retirement goals by age 65.
#2: Spend Less
If the Browns don’t see themselves saving more today, they could always agree to spend less in retirement. Based on the $1,850,000 they will have saved by the time they retire, and given a 4% sustainable withdrawal rate, they would only be able to spend $74,000 per year in retirement, adjusted each year thereafter for inflation.
This represents a 26% reduction in their original retirement income goal. Ouch!
#3: Work Longer
This option involves pushing their retirement date back until age 69 so that their assets have more time to grow and compound. This would also shorten the amount of time over which their assets would be required to last.
#4: Die Sooner
Again, I offer this alternative somewhat in jest. But assuming they had a $1,850,000 balance at retirement and wanted to take the full $100,000 annual distribution, adjusted each year for inflation, they’d only be able to make those withdrawals for 15 years with a reasonably high likelihood of not running out of money. Not exactly the foolproof, heartburn-free strategy the Browns are searching for.
#5: Take More Risks in the Stock Market
The last of the traditional, guru-endorsed alternatives to bridge their retirement shortfall is to take more risks in the stock market. In other words, they need to shoot for a higher rate of return. Instead of growing their money at 7%, they’d have to grow it closer to 9%. But taking more risks doesn’t necessarily guarantee the Browns will achieve that 9% average return over time. More risk means wider swings in the market and raises the possibility that the Browns could miss their retirement goals by an even wider margin.
In Summary
In summary, under the traditional, guru-endorsed model, the Browns can bridge their retirement shortfall by saving more, spending less, working longer, dying sooner, or taking more risks with their investments. And with this last alternative, they could, in theory, run out of money even faster.
If you enjoyed this excerpt from The Guru Gap and you’d like to learn more about retirement planning strategies that may serve your needs, reach out to the Paraclete Wealth Partners team today.