When it comes to investing for retirement, it’s easy to become fixated on performance. How the market is doing and whether your portfolio is keeping up. Returns matter, but they’re only part of the equation. Taxes, withdrawal decisions, and planning strategy often play a much larger role in determining how much of that return actually stays in your pocket. In this blog, I’ll highlight several planning areas that are frequently overlooked and explain how overconfidence in financial decision-making, what psychologists call the Dunning Kruger Effect, can quietly undermine otherwise solid investment results.
To start, the title of the blog “The Dunning Kruger Effect” is a well-documented concept in regards to a cognitive bias we all have. It describes a simple but common human tendency we all have when we know little about a topic. We often feel far more confident than our actual understanding justifies, while those with deeper expertise are often more aware of complexity and uncertainty.
When investing and planning for retirement, this effect is especially powerful because early success, such as strong market performance or just a few good decisions can reinforce confidence before risks appear. Investing and retirement planning often reveal their nuances only over time, particularly in areas like taxes, retirement income planning, and long-term estate strategies. Below, I’ll highlight several commonly overlooked planning opportunities that can have a meaningful impact on long-term outcomes.
Capital Gains
Capital gains taxes are one of the most commonly misunderstood areas of financial planning. Most investors are aware of the basic framework, short-term gains are taxed as ordinary income and long-term gains receive preferential treatment. Whether it’s selling securities in a taxable brokerage account or the sale of a primary residence or other real estate, capital gains taxes are often part of the equation. Effective capital gains planning is not always about avoiding the potential tax, but rather controlling when and how those taxes are paid. A common example of this mistake is avoiding portfolio rebalancing during strong stock market periods out of concern for triggering gains taxes. This can lead to the potential of unintended concentration risk and missed opportunities to realize gains in lower-income years.
IRMAA
Although it is not often thought of as being directly connected to capital gains, IRMAA isn’t on a tax return as it shows up a few years later. The Income-Related Monthly Adjustment Amount (IRMAA) is an additional charge added to Medicare Part B and Part D premiums for higher income beneficiaries. This is one of the most overlooked planning variables in retirement. A higher-than-expected income one year, often caused by capital gains or other onetime events can result in increased Medicare premiums two years later. Because this connection is delayed and indirect, many retirees are caught off guard when their premiums rise. In certain situations, IRMAA can be adjusted if the higher income was caused by a one-time event, such as a sale of a property. This requires filing a request with Social Security and providing documentation that income has since returned to normal levels. While this relief can be helpful, it is not automatic and underscores the importance of understanding how individual financial decisions can affect other areas of your retirement picture.
Asset Location
Asset location is a simple concept that is often overlooked, yet it plays a critical role in creating tax flexibility during retirement. Asset location refers to the strategic placement of investments across different types of accounts, each with its own tax treatment. In the industry, we refer to these accounts as taxable, tax-deferred, and tax-free accounts. With the goal to position assets in a way that improves your tax situation in retirement. When retirement savings are concentrated in one account type, for example, an employer-sponsored 401(k), unexpected tax consequences can arise. Because 401(k)s are tax-deferred accounts, required withdrawals are taxed as ordinary income, which can result in larger than anticipated tax bills during retirement. Account titling goes hand in hand with asset location. One often-overlooked step is ensuring accounts are properly titled to support efficient estate planning and the smooth transfer of assets to the next generation. Effective asset location is not a one-time decision, but an ongoing process that evolves throughout both working years and retirement as income needs, tax laws, and account balances change.
Roth Conversions
As discussed above, Roth conversions can be a valuable planning opportunity to reposition assets for greater tax flexibility in retirement. However, they are often not executed correctly or efficiently leading to unnecessary and avoidable tax consequences. Because Roth conversions feel proactive and appealing, given the tax-free growth incentive, the focus often shifts to whether a conversion should be done, rather than when and how. When concentrating solely on federal marginal tax brackets, it is easy to overlook other effects such as the mentioned Medicare IRMAA surcharges and our own individual state income taxes. Effective Roth conversion planning is typically a multi-year strategy, and not just a one-time decision. It requires careful coordination with various income sources and tax thresholds.
Gifting & Charitable Giving
Good intentions can have missed planning opportunities. Many people assume writing a check or making an annual cash donation is sufficient, without realizing that how assets are given can materially affect both the donor and the recipient. One common example is donating cash while you are holding highly appreciated long-term investments. By gifting the appreciated securities directly to a qualified charity, you can avoid capital gains taxes altogether while still receiving a charitable deduction for the full market value. Retirees who are required to take distributions from their IRA’s are eligible to use a qualified charitable distribution (QCDs). A QCD allows individuals aged 70 ½ or older to directly transfer funds from a taxable IRA to a qualified charity tax-free. One key nuance that is often overlooked is that QCDs must be made directly from your IRA to a qualifying charity. Employer-sponsored plans, such as a 401(k), are not eligible for QCDs unless they are rolled into an IRA. For many retires, consolidating assets into an IRA can improve flexibility and allow for additional charitable and tax planning strategies.
The Dunning Kruger effect highlights a simple reality: financial planning often feels straightforward at first glance, but becomes more nuanced as life, taxes, and retirement decisions all begin to intersect. The strategies discussed highlight some of these common complexities that can occur in anyone’s long-term plan. A financial advisor’s role is to help coordinate these moving parts into a cohesive plan that evolves alongside you. With thoughtful guidance, retirement planning becomes less stressful and provides greater confidence as you move through each stage of retirement.