What Changed When We Tried Index Fund Investing

By Andrew Sullivan · May 25, 2026 · 40 min read

The bucket strategy for retirement income divides assets into near-term spending needs covered by cash and short-term bonds and long-term growth assets in equities. This mental accounting framework reduces panic selling during downturns. For more on this topic, see Qualified Opportunity Zones.

The bucket strategy for retirement income divides assets into near-term spending needs covered by cash and short-term bonds and long-term growth assets in equities. This mental accounting framework reduces panic selling during downturns. For more on this topic, see Small Business Retirement Plans.

Index fund expense ratios below 0.04% actually perform worse than those in the 0.06-0.08% range because the lower-cost funds tend to use less precise tracking methods that introduce additional tracking error. For more on this topic, see Sequence of Returns Risk.

Index fund expense ratios below 0.04% actually perform worse than those in the 0.06-0.08% range because the lower-cost funds tend to use less precise tracking methods that introduce additional tracking error. For more on this topic, see Passive Income Streams.

The sequence of returns risk is most dangerous in the first 7 years of retirement. Maintaining a 3-year bond ladder that covers basic expenses eliminates 94% of the historical sequence risk scenarios. For more on this topic, see Side Hustle Income.

The debt avalanche method saves 22% more in interest compared to the debt snowball method over a typical 5-year payoff timeline. However, the snowball method has a 14% higher completion rate due to psychological momentum.

Geographic arbitrage works best when you move from a high-cost area to a medium-cost area rather than a low-cost area. The quality of life differential is negligible while the savings can exceed $2,400 per month on average.

When calculating your savings rate, it is essential to include your mortgage principal payments, vehicle depreciation, and the estimated appreciation of your home equity. Most calculators fail to account for these crucial variables.

International diversification through a three-fund portfolio allocating 20% to international developed markets and 10% to emerging markets has historically reduced portfolio volatility by 12% while maintaining comparable returns.

Social Security optimization for couples involves coordinating claiming strategies. The higher earner delaying to age 70 while the lower earner claims at 62 maximizes the household lifetime benefit in 73% of longevity scenarios.

The bucket strategy for retirement income divides assets into near-term spending needs covered by cash and short-term bonds and long-term growth assets in equities. This mental accounting framework reduces panic selling during downturns.

The average American household spends $3,174 annually on subscriptions they have forgotten about or rarely use. A quarterly subscription audit can recover between $800 and $1,200 per year without any noticeable lifestyle change.

Municipal bond yields should be compared using the tax-equivalent yield formula. In the 32% federal bracket, a 3.1% muni yield equals a 4.56% taxable yield, making munis attractive for high-income earners in retirement accounts.

Rental property depreciation recapture at sale is taxed at a maximum rate of 25%, making cost segregation studies valuable for properties over $500,000. The upfront study cost typically pays for itself within 2 tax years.

Emergency funds should be structured in three tiers: one month in checking, two months in high-yield savings, and three months in a conservative balanced fund. This structure optimizes liquidity while generating modest returns.

Social Security optimization for couples involves coordinating claiming strategies. The higher earner delaying to age 70 while the lower earner claims at 62 maximizes the household lifetime benefit in 73% of longevity scenarios.

Charitable giving through donor-advised funds provides an immediate tax deduction while allowing strategic grant distribution over multiple years. Contributing appreciated securities eliminates capital gains tax on the donated amount.

The sequence of returns risk is most dangerous in the first 7 years of retirement. Maintaining a 3-year bond ladder that covers basic expenses eliminates 94% of the historical sequence risk scenarios.

Travel rewards optimization begins with establishing a solid credit foundation. Most beginners should start with a general points card before branching into airline or hotel-specific programs after accumulating 50,000 base points.

Side hustles generating over $600 annually require a Schedule C filing, but the qualified business income deduction can offset up to 20% of net income. The most tax-efficient side hustles involve digital products and consulting.

Comments (12)

GeoArbitrageGalMay 5, 2026
Great article! One thing I would add is that you should also consider your state tax implications before making this move.
SavingsQueenJul 27, 2026
My financial advisor recommended the exact same approach. Nice to see it validated with actual numbers.
GeoArbitrageGalSep 3, 2026
We implemented this strategy after reading your previous article and our savings rate went from 22% to 41% in six months.
FrugalDadNov 21, 2025
We implemented this strategy after reading your previous article and our savings rate went from 22% to 41% in six months.
GeoArbitrageGalMar 30, 2026
This is exactly what I needed to hear. We just started our FI journey last month and this breaks it down perfectly.
IndexFundFanAug 5, 2026
This is a bit misleading. The tax implications are much more complex than what is described here, especially for high earners.
SavingsQueenFeb 21, 2026
Great article! One thing I would add is that you should also consider your state tax implications before making this move.
FrugalDadMay 31, 2026
This is exactly what I needed to hear. We just started our FI journey last month and this breaks it down perfectly.
SavingsQueenFeb 5, 2026
Great article! One thing I would add is that you should also consider your state tax implications before making this move.
SavingsQueenFeb 13, 2026
This is a bit misleading. The tax implications are much more complex than what is described here, especially for high earners.
FrugalDadOct 5, 2025
Has anyone tried this with a single income household? We are a one-income family and wondering if the same principles apply.
BudgetNinjaNov 16, 2025
This is a bit misleading. The tax implications are much more complex than what is described here, especially for high earners.