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Overconfidence in investing without sufficient knowledge can lead to risky decisions and can be dangerous.
17 September 2024

Deceptive Confidence: The Path to Financial Ruin

The Dunning-Kruger Effect in Investment

 

The Dunning-Kruger effect is a fascinating phenomenon observed in all fields where people of varying levels of competence interact. Knowledge and experience play a crucial role here, both in short-term and long-term investments. This effect demonstrates how a lack of knowledge and skills can lead to overestimating one's abilities and making financial decisions that end in disaster.

 

The discovery I'm writing about was made by psychologists David Dunning and Justin Kruger, who in 1999 published a scientific paper demonstrating how insufficient knowledge and skills can lead to overestimating one's abilities. This phenomenon means that people with limited competence in a given field often do not realize their shortcomings and may exhibit excessive self-confidence, which can have disastrous consequences, especially when it comes to finances.

 

 

How was the Dunning-Kruger effect discovered?

It all started with the researchers' curiosity and inspiration from quotes by great minds, such as:

 

"Ignorance more frequently begets confidence than does knowledge."

- Charles Darwin -

 

"One of the painful things about our time is that those who feel certainty are stupid, and those with any imagination and understanding are filled with doubt and indecision."   

- Bertrand Russell -

 

Psychologists from Cornell University wondered why some people seem to overestimate their abilities so much.

 

They conducted a series of experiments to investigate this phenomenon. They asked participants to complete tasks related to logic, grammar, and sense of humor. It turned out that those who performed the worst (in the lowest quartile of results) significantly overestimated their abilities. This phenomenon was named the Dunning-Kruger Effect and is a type of cognitive bias.

 

Why does this happen?

To understand your shortcomings, you need a certain level of knowledge or skills that people exhibiting this effect have not achieved - so they assumed that these shortcomings simply do not exist.

It is also worth mentioning that people with the highest knowledge and experience in a given field assessed their level accurately (self-awareness), or even underestimated it - probably due to the complexity of the subject matter. The famous: "I know that I know nothing."

 

The Dunning-Kruger experiment shows how important self-criticism and continuous improvement of one's skills are. It makes us aware that there is always something we can learn and that we should be open to feedback from others. It teaches us self-esteem and self-awareness in determining our level of knowledge.

 

The Road to Financial Ruin

In the context of trading, the Dunning-Kruger effect can be particularly dangerous. Beginners, inspired by the loud successes of others, or even their own, somewhat accidental gains like the proverbial "beginner's luck," may quickly become convinced that they have the necessary knowledge and skills to successfully invest in the stock market in any conditions. Such unjustified and deceptive self-confidence leads in this case to financial ruin.

 

Effective Trader

Meanwhile, being a successful trader requires a deep understanding of the markets, the ability to identify "smart money" movements, conducting thorough analysis, as well as awareness of one's own emotions and self-discipline, understanding risk and the consequences of ill-considered actions.

We are therefore dealing with a deep fusion of a whole spectrum of knowledge and experience, as well as the development of emotional maturity.

 

Inexperienced traders may also come across flashy slogans promising quick profits and shortcuts that require no effort. The market is full of superficial training courses offered by people who themselves do not have enough knowledge and experience. Using dubious sources of information usually leads to painful losses and a lack of understanding of the reasons for one's own mistakes - especially for beginners. Therefore, it is worth seeking knowledge from valuable sources, which will certainly prevent many unnecessary losses and provide an opportunity to develop effective strategies.

 

Seeking Knowledge Sources

Among the people who come to me, I often notice a reflection leading to profound changes: after experiencing a painful loss, there is often a revision and introduction of significant changes in further actions - for example, through a critical assessment of one's own decisions, verification of the sources of acquired knowledge, searching for more valuable ones and tips on how to apply it in practice. Of course, these changes occur provided that we maintain enthusiasm and do not give up prematurely.

 

Investing is not gambling, but a deliberate action based on analysis, strategy, and a trading plan. In financial markets, broad knowledge and experience are key: including the ability to track large market participants or so-called "hot money", as well as understanding the mechanisms that drive prices. In addition, there is a suitable selection of securities or capital management itself, position, avoiding uncontrolled risk - finally, understanding from a broad macroeconomic perspective the place where we are in the economic cycle.

Each carefully selected element of our strategy builds us another percentage of advantage and allows us to avoid random decisions, which will ultimately translate into a good result.

 

Trading for Everyone

Let us not forget that each of us can learn to trade effectively. The road to becoming an experienced investor does not have to be long and bumpy. Proper support or mentoring, wisely chosen sources of knowledge and a thorough analysis of not only the market, but also one's own decisions can significantly accelerate this process. Let your journey through the world of trading be full of knowledge and development, instead of uncertainty and risk.

 

If you are wondering what individual work with a mentor might look like,

read more detailed information on this topic: Individual Mentoring

 

Jacek Pobłocki

Financial Analyst of Markets and Securities

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