Spots are filling up fast! Join now and get up to $1,050 in SAVINGS.* Book your call today.


How do I overcome the sunk cost fallacy in my financial life?

The short answer:

The sunk cost fallacy occurs when you stick with a failing project or investment simply because you’ve already put time, money, or effort into it. To overcome this bias, you must ignore past expenses that you can’t recover and base your decisions on future costs and potential benefits. By focusing on where you’re going rather than where you’ve been, you can make rational choices that actually serve your goals.

A woman sitting at a desk in a home office, looking stressed and resting her head on her hand while staring at financial charts on a computer monitor

Jump to a section:

Key takeaways:

  • Sunk costs are expenses you've already incurred and can't recover, so they shouldn't dictate future choices.
  • Psychological factors like loss aversion and emotional attachment often cloud our judgment.
  • You can break the cycle by zooming out to get an outsider’s perspective on your situation.
  • Effective decision-making relies on estimating future value rather than trying to fix the past.

It's incredibly difficult to walk away from something after you've poured your heart, soul, and wallet into it. We know how hard it is to admit that a path you're on might not be leading where you hoped, but recognizing this feeling is actually a sign of strength. Your values and your future happiness matter more than a past you can't change, and we're here to help you move forward with confidence.

What is the sunk cost fallacy?

The sunk cost fallacy, sometimes called the sunk cost effect, is the tendency to keep pushing forward with an unsuccessful endeavor just because you've made prior investments. This happens due to cognitive biases that trick us into thinking we can "save" an investment by spending more on it.

This phenomenon is deeply rooted in how we process decisions. Our emotions often lead us to make irrational choices because we hate the idea of wasting resources. A famous example of the sunk cost fallacy in action is the Concorde project. The British and French governments continued to fund this supersonic jet despite mounting evidence that it wasn't economically viable. They fell into the trap of thinking they had spent too much to quit.

If you can grasp this concept, you can improve decision-making in your personal and professional life. By recognizing how these biases influence your roadmap, you can learn to avoid these pitfalls and make more rational choices.

Understanding your past costs

We refer to sunk costs as past costs. These are expenses that have already been incurred and can't be recovered. The golden rule here is that they shouldn't be considered when making future decisions.

Your decisions should be based on estimated future costs and your goals rather than existing investments that can't be reversed. This mindset helps accelerate your progression toward your future objectives rather than leaving you hindered by the past.

Here's a simple example. Say you bought a non-refundable ticket to a concert but, due to unforeseen circumstances, you didn't make it to the show. The money you spent on that ticket is a sunk cost. It can't be recovered, regardless of whether or not you attended the concert. Letting that lost money influence your next decision only compounds the loss.

Differentiating sunk costs from future costs is necessary to make effective decisions. Sunk costs are history, but future costs haven't happened yet and can still be influenced by the decisions you make today.

Real-world examples of the trap

You can see the sunk cost fallacy in various real-world scenarios, from high-stakes business investments to everyday personal decisions.

Business decisions

Businesses often fall victim to this fallacy, which leads to wasted resources. For example, a manager may continue investing in a money-losing project, even when it isn't profitable, simply due to the resources they've already invested. This harms business profitability because it leads to inefficient use of resources and hinders the capacity to make profitable decisions.

Personal decisions

We also experience this in our personal lives. You might persist with a project or relationship despite clear indications of failure. For instance, someone might continue to invest time and effort in a failing endeavor because of the emotional attachment to the initial investment. In relationships, people may stay in dysfunctional partnerships due to the time and effort they've already invested, even though it might be causing them distress.

The psychology behind our decisions

There are specific psychological factors that contribute to this behavior, specifically loss aversion and emotional attachment.

Loss aversion

Loss aversion is the tendency to avoid losses, even at the expense of potential gains. This phenomenon leads to irrational decision-making when avoiding losses is prioritized over acquiring equivalent gains. Basically, the pain of losing feels worse than the joy of winning.

This causes people to persist in projects that are no longer rational or advantageous, driven by the fear of loss. Focusing on potential future benefits is key to overcoming this. By objectively evaluating the current situation, you can make informed decisions that aren't influenced by fear.

Emotional attachment

When we become emotionally invested in a decision, especially one with a significant initial investment, we're more likely to continue with it even if it's no longer sensible. This attachment creates a fear of regret and an unwillingness to relinquish the invested money, even if continuing doesn't benefit us.

How to overcome the fallacy

Overcoming this bias requires a four-step approach: resetting, reflecting, focusing on the future, and embracing change.

Reset: Zoom out

It's easy to lose sight of reality when you're in too deep. If you find yourself slipping into a vortex of single-mindedness, take a step back. Look at your situation from an outsider’s point of view. By zooming out, you'll begin to distinguish between important and unimportant factors that are distracting you from the actual problem.

Reflect: Zoom in

After you've gained clarity, it's time to dig into the numbers. It's okay to look back at past investments as long as you don't let them get in the way of future decisions. Assess your roadmap with an objective lens, and then move on.

Focus on future costs and benefits

Evaluate the potential outcomes. By considering future costs and benefits, you can assess the true viability of your choices. This is crucial for effective decision-making, especially when current costs outweigh the potential value.

Embrace change

Change can be scary. However, when it involves potentially improving your situation, you should be willing to at least try. By acknowledging when a decision is no longer beneficial and adjusting accordingly, you can release those sunk costs and focus on future possibilities for success.

The Facet difference

At Facet, we believe your financial roadmap should be built on where you want to go, not where you've been. It's difficult to spot these biases in yourself, which is why having a partner matters. Our team provides that crucial "outsider's point of view" mentioned above.

Because we operate on a flat membership fee, we don't make money by keeping you in an investment that isn't working. We're fiduciaries, which means we put your best interests first. We help you strip away the emotional attachment to past money so you can make clear, confident decisions for your future.

Ready to get more organized and have more clarity with your money? Schedule a free call with Facet. We’ll show you how a personalized financial roadmap, built for you by a CFP® professional, can turn your money into a tool to help you live a better life today, and feel more confident about tomorrow.

FAQs

A classic example is continuing to watch a movie you don’t enjoy just because you’ve already paid for the ticket. Another example is keeping an incompetent employee on staff rather than replacing them, simply because you invested time in training them.

This is a cognitive bias that leads us to continue investing money, effort, and time in an endeavor despite current costs outweighing the benefits. We do this because we don’t want to see our previous investments go to waste.

This refers to the emotional difficulty of deciding whether to persist or abandon a project after money and time have already been spent. It’s the struggle between cutting your losses or hoping things will turn around.

About Facet

Facet is a national, SEC-registered investment advisor (RIA) and consumer fintech leader dedicated to making expert financial planning accessible to everyone.

Through a transparent, flat-fee membership model, Facet provides objective guidance designed to put the member’s best interest first—always. Unlike traditional firms that often take a cut of your returns or charge by the hour, Facet’s affordable fee doesn’t change even as your money grows, helping you keep more of your own money for the life you want to live.

Facet combines user-friendly technology with a dedicated team of CERTIFIED FINANCIAL PLANNER® professionals to deliver a personalized roadmap for every aspect of a member’s financial life. This comprehensive approach covers everything from the big milestones to everyday decisions—including investment management, tax strategy, equity compensation, and estate planning—evolving as your life and opportunities unfold. Facet’s mission is to empower individuals to move beyond “standard” advice, helping them make confident decisions and live more enriched lives through financial planning the way it should be: simple, guided, and all about you.

Explore more articles

A glowing orange arrow pointing upward across a series of rising bar graphs, set against a blurred nighttime city skyline

Why are mortgage rates rising and when will they drop?

On February 26, the national average 30-year mortgage rate fell below 6% for the first time since 2022. Since then, war broke out in Iran, causing all kinds of interest rates to lurch higher, from Treasury bond yields to mortgage rates. This has been frustrating to many who are either looking to buy a home ... Read more

5 Min Read
A middle-aged man with glasses sitting at a table, focused on his laptop while holding several sheets of paper in his home office

Dynamic vs. static portfolios: Adapting to changing market risks

When we talk about investing at Facet, we always start with the same foundation: Your portfolio should be designed to achieve your specific life goals. It sounds simple, but it requires a careful balance. We want to maximize the chance you reach those goals, which means seeking growth. However, we also need to protect your ... Read more

6 Min Read
A cyclist in professional gear rides along a winding asphalt road through a lush mountain valley. The scene features steep, rocky hillsides dotted with Mediterranean vegetation and a clear blue sky.

What is a target-date fund and how does it work?

Planning for the future can sometimes feel like you’re trying to hit a moving target, especially when you’re balancing today’s needs with tomorrow’s dreams. It’s completely normal to want an investment strategy that feels secure and manageable without requiring you to watch the stock market every single day. We’re here to walk you through how ... Read more

5 Min Read

Get started

To schedule a free consultation with a Facet expert, fill out the form below and we will contact you within 24 hours.

This field is for validation purposes and should be left unchanged.
This field is hidden when viewing the form
This field is hidden when viewing the form
This field is hidden when viewing the form
This field is hidden when viewing the form
This field is hidden when viewing the form

By submitting this form, you acknowledge that you have directly provided the email and phone number contact information listed, further acknowledge that Facet Wealth has the option to use either method to contact you, and agree to the terms set forth in our Company Privacy Notice. Message frequency varies, and message and data rates may apply. Reply STOP to opt-out of messages, and email [email protected] for help

OR
To speak with someone now, call us at
1-888-826-6401