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November 13, 2023
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How behavioral finance impacts physicians’ decision making

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Investing in the financial markets is a complex endeavor influenced not only by economic factors and market dynamics but also by human behavior.

Traditional finance theory assumes that investors make rational decisions based on available information and that markets are always efficient. However, in the real world, human emotions and cognitive biases often play a significant role in shaping investment decisions — and physicians are not immune to these emotions and biases.

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Image: David Mandell, JD, MBA and Jason O’Dell, MS, CWM

How such emotions, biases and other human cognitive elements impact investing is the purview of behavioral finance. It is a fascinating area of study. In this article, we explore the field of behavioral finance and how it impacts investors’ decision-making processes.

Foundations of behavioral finance

David B. Mandell
David B. Mandell
Jason O’Dell
Jason O’Dell

Behavioral finance is an interdisciplinary field that combines elements of psychology and economics to understand how individuals make financial decisions. It challenges the traditional financial theories that assume investors are perfectly rational and always act in their best interest. Instead, it recognizes that investors are prone to systematic biases and irrational behaviors that can lead to suboptimal investment choices.

Emotional factors in investment

One of the core aspects of behavioral finance is the acknowledgment that emotions, such as fear and greed, can significantly influence investment decisions. When markets are booming, investors may become overly optimistic and make impulsive decisions based on euphoria. Conversely, during market downturns, fear can lead to panic selling and rash decisions to cut losses. These emotional responses can result in poor investment outcomes.

Cognitive biases

Cognitive biases are systematic errors in thinking that can affect decision making. Behavioral finance identifies numerous biases that impact investors' choices. Here are a few notable examples:

Overconfidence bias: Investors tend to overestimate their knowledge and abilities, which can lead to excessive trading and taking on more risk than they can handle.

Confirmation bias: People have a tendency to seek out information that confirms their existing beliefs, while ignoring or downplaying contradictory evidence. In investing, this can lead to a failure to diversify or to consider alternative viewpoints.

Loss aversion: Investors often feel the pain of losses more acutely than the pleasure of gains. This can lead to a reluctance to sell losing investments in the hope that they will recover, even when it might be more prudent to cut losses.

Anchoring bias: Investors may anchor their decisions to a specific reference point, such as a stock's historical high price. This can lead to unrealistic expectations and reluctance to sell when prices fall significantly.

Herd mentality: Many investors tend to follow the crowd — buying or selling based on what others are doing rather than conducting independent research or analysis, or evaluating how a particular investment works in their personal planning.

Improving investment behavior

Understanding behavioral finance is essential for investors because it sheds light on why individuals often deviate from rational decision-making processes. By recognizing the emotional and cognitive factors at play, investors can take the following steps to mitigate their impact on their portfolio:

  • Develop a well-defined investment plan with a financial advisor. One of the key takeaways from behavioral finance is the importance of having a well-thought-out investment plan. This plan should outline your financial goals, risk tolerance and a diversified investment strategy tied to such goals. By having a clear roadmap in place, you are less likely to make impulsive decisions driven by emotions.
  • Avoid overtrading. Overtrading is a common behavioral bias, often fueled by overconfidence. Frequent buying and selling can lead to increased transaction costs and tax implications, eroding returns over time. To counter this tendency, investors can set predefined criteria for buying and selling assets and stick to their plan, even when emotions urge them to deviate.
  • Embrace diversification. Diversifying your investment portfolio is a powerful tool for mitigating risk. By spreading your investments across different asset classes, industries, and geographic regions, you reduce the impact of individual stock or market volatility. Diversification can help prevent anchoring bias and the tendency to overcommit to a single investment.
  • Keep emotions in check. Managing emotions can be a significant challenge for many investors. During market turbulence, it is crucial to maintain discipline and avoid impulsive actions. Techniques like mindfulness, meditation and seeking professional financial advice can help investors stay grounded and rational during emotional market swings.
  • Educate yourself. Investors can combat many cognitive biases by continually educating themselves. Staying informed about market trends, economic indicators and investment strategies can help counter confirmation bias. Additionally, seeking out alternative viewpoints and regularly reviewing your investment plan can help you avoid anchoring bias.

Behavioral finance, investment professionals

Behavioral finance has also had a profound impact on the field of investment management. Many professionals now recognize the importance of understanding and addressing behavioral biases in their clients. Financial advisors often use behavioral coaching techniques to help clients make better decisions and avoid common pitfalls.

Moreover, behavioral finance has given rise to the development of investment products and strategies designed to capitalize on behavioral biases. For example, some investment funds use behavioral insights to exploit market inefficiencies caused by irrational investor behavior.

Role of technology

Advances in technology have made it easier for investors to monitor and manage their portfolios while also providing tools to counteract behavioral biases. Financial advisors, for instance, can use algorithms to create and manage diversified portfolios based on an investor's risk tolerance and goals. By removing the emotional element from decision making, financial advisors can help investors avoid common pitfalls associated with behavioral biases.

Conclusion

Behavioral finance has fundamentally changed our understanding of investment decision making. It has shown that investors are not always rational actors and that emotional and cognitive biases can significantly impact their choices. By recognizing these biases and implementing strategies to mitigate their effects, investors can make more informed decisions and improve their long-term financial outcomes.

Moreover, professionals in the financial industry have incorporated behavioral insights into their practices to better serve clients and achieve superior results.

As technology continues to evolve, it will play an increasingly important role in helping investors navigate the complexities of behavioral finance. Whether through advanced analytics or educational resources, technology will empower investors to make more rational and informed decisions, ultimately enhancing their financial well-being. In a world where human behavior is a dominant force in financial markets, understanding and addressing behavioral biases is essential for successful investing.

For more information:

Wealth Planning for the Modern Physician and Wealth Management Made Simple are available free in print or by ebook download by texting HEALIO to 844-418-1212 or at www.ojmbookstore.com. Enter code HEALIO at checkout.

David B. Mandell, JD, MBA, is an attorney and founder of the wealth management firm OJM Group www.ojmgroup.com, where Jason O’Dell is the managing partner. You should seek professional tax and legal advice before implementing any strategy discussed herein. Mandell and O’Dell can be reached at mandell@ojmgroup.com or 877-656-4362.