Interest Rates, Optimal Asset Location, and Reverse Mortgages (EP.72)

Episode Summary

Executive Summary: The episode covers market efficiency, interest rates, asset location, reverse mortgages, and life insurance. The hosts summarize notable industry and academic developments, argue that interest rates do not reliably predict stock returns, and unpack why asset location should be thought of in after-tax terms. They also discuss reverse mortgages as a retirement buffer and highlight widespread underinsurance among Canadians.

Main Topics: Listener engagement and show updates (Priority: 2/5): The hosts open by noting rapid download growth, increasing comments, and appreciation for reviews, reflecting the podcast’s expanding reach and audience engagement. Interest rates and stock returns (Priority: 5/5): They answer a listener question about whether lower bond yields reduce expected equity returns, citing Dimensional research showing no reliable predictive relationship between rate changes and stock returns or risk factors. Fama, Booth, market efficiency, and bubbles (Priority: 5/5): They discuss Barry Ritholtz’s interview with Eugene Fama and David Booth, including efficient markets, bubbles, behavioral finance, and the historical origin of the first index fund and Dimensional. Asset location versus asset allocation (Priority: 5/5): Benjamin Felix explains a paper on asset location, emphasizing that after-tax allocation, not pre-tax account labels, determines outcomes. The discussion contrasts simple optimization with utility-based frameworks and shows why holding the same allocation in each account can be more practical. Reverse mortgages as retirement planning tools (Priority: 4/5): The hosts review reverse mortgages, including how they work, their costs, eligibility rules, and a tactical use case as a liquidity buffer in retirement when portfolio returns are weak. Life insurance underinsurance in Canada (Priority: 4/5): They discuss a Canadian survey showing major gaps in life insurance coverage, arguing that many households rely only on inadequate workplace policies and misunderstand their insurance needs. Canadian industry updates (Priority: 3/5): They briefly cover Planswell’s shutdown and Vanguard’s changes to VXC, noting improvements in fee and tax efficiency that make it more competitive with alternatives like XAW.

Key Arguments: Interest rate changes are not a reliable predictor of stock returns because both discount rates and expected future cash flows can change in offsetting and unpredictable ways. Efficient markets theory does not require prices to be rational; it only implies that information is reflected in prices, which is why bubbles are often only identifiable in hindsight. Eugene Fama argues that behavioral finance is largely a critique of efficient markets rather than a separate standalone theory. The value premium and other factor premia should be treated as long-term expected returns, not cyclical patterns that investors can time. Asset location should be evaluated in after-tax terms; pre-tax allocation can be misleading because assets inside registered accounts are not fully owned economically until taxes are considered. Putting bonds in registered accounts often appears to improve outcomes only because it creates a more aggressive after-tax portfolio, not because the pre-tax allocation itself is superior. A utility-maximization framework can make asset-location optimization extremely complex and may not justify the added effort versus using the same asset allocation across accounts. Reverse mortgages can be sensible for retirees who want to stay in their home and need liquidity, but they require discipline and a clear plan to avoid overuse. Reverse mortgages may be particularly useful as a planned backup funding source during market downturns, preserving portfolio flexibility. Most Canadians are underinsured, and workplace coverage alone is usually insufficient for families with dependents.

Data Points: Podcast downloads: ~30,000+ per month - The hosts say monthly downloads are on track to exceed 30,000, a major increase from early growth levels. Early audience size: 50 people per week - They recall the show’s early success benchmark when the podcast launched. Listener reviews: 184 reviews - They mention the podcast’s iTunes review count after receiving three new reviews over the weekend. Interview length: About 1 hour 15 minutes - Barry Ritholtz’s Masters in Business interview with Eugene Fama and David Booth. Medallion pre-fee return: 66% per year for 30 years - They cite Renaissance Technologies’ flagship fund as an extraordinary long-run performer. Medallion profits: More than $100 billion USD - Used to illustrate the scale of Renaissance’s success. Planswell funding: Lost funding and could not pay employees - Reason given for the Canadian robo-advisor’s shutdown. VXC fee change: Fee lowered - Vanguard restructured VXC to be more comparable to XAW. Reverse mortgage borrowing limit: Up to 55% of home value - Maximum stated borrowing limit under Canadian reverse mortgage rules. Minimum age for reverse mortgage: 55 years old - Eligibility threshold for Canadian reverse mortgages. Reverse mortgage setup cost: $1,000 - The stated setup cost, deducted from the first advance. Reverse mortgage rate: Around 5.5% - Compared with conventional mortgage rates in the mid-2% range at the time of discussion. Conventional mortgage rate: 2.5% to 2.75% - Used as a comparison to show the higher cost of reverse mortgages. Policyadvisor survey sample: 500 qualified respondents - Canadian life insurance trends survey. Respondents with dependents who had never purchased life insurance: 49% - Survey result highlighting underinsurance and low uptake. Respondents covered only by work group policy: 40% - Shows reliance on employer-provided insurance. FCAC recommended coverage: 7 to 10 years of salary - Used as the benchmark for adequate life insurance coverage. Respondents below recommended coverage: 91% - Survey result showing broad coverage gaps. Average coverage shortfall: $256,000 - Estimated insurance deficit among respondents. Respondents who believe they have adequate coverage: 43% - Survey perception versus actual adequacy gap. Respondents who do not understand their life insurance: One-third - Indicates confusion about policy terms and portability.

Pivotal Quotes: "“There is no way that interest rates can be used to make investment decisions.”" — Benjamin Felix / discussion of Dimensional research: Summarizing the conclusion that rate changes do not reliably predict stock returns. "“Bubbles are only visible in hindsight.”" — Eugene Fama: Discussed in the context of market efficiency and the difficulty of proving bubbles ex ante. "“You’re not comparing 60-40 to 60-40. You’re comparing 60-40 to 75-25.”" — Benjamin Felix: Explaining why putting bonds in registered accounts can appear to improve results by changing the after-tax risk profile.

Implications: Listeners should avoid trying to time stocks using interest rates, think in after-tax rather than pre-tax terms, and treat reverse mortgages as a deliberate planning tool rather than a last resort. The insurance discussion suggests many households should reassess coverage immediately.