Stock market psychology deals with factors that affect the behavior and decision-making of investors on the stock market. Some of these are so-called cognitive biases, including home bias. In this article, you will find out exactly what home bias is, what consequences it has and how the phenomenon can be overcome.
What does home bias mean?
The term bias is used in research and often describes Systematic distortions in the areas of thinking, perception and judgment. They can occur in different ways. One of these cognitive distortions is the so-called home bias. It describes the tendency of people to invest in their own country.
In the area of investments, this means that Investors tend to trade assets from their home countryinstead of diversifying internationally. This is happening despite the fact that access to international assets is comparatively easy in many countries today.
Research has shown that this tendency is widespread among investors. This tendency is at odds with the general principles of investing, such as a the broadest possible diversification of risks through diversification.
What are the reasons for the home bias?
The home bias often occurs in people with a strong need for security on. They are often more emotionally driven and prefer to invest in companies from a country they know well. This is due to an existing familiarity that conveys a sense of security.
Often there is also a easier access to assets in Germany. These are usually available in large numbers, which offers a wide choice. The better availability can lead to assets from other countries being ignored.
In addition often lack knowledge about other countries. Investors want to invest in economically and politically stable countries. Foreign products and conditions can make trading in such assets more difficult, as investors first need to acquire knowledge. Many conditions cannot be realistically assessed from the outset, causing many investors to steer clear.
In addition, there is often the Fear of higher risks when trading international assets. This includes, for example, the fear of currency risks.
Some foreign markets have Higher entry barriers for private investors from abroad. This can lead to international investors being put off and preferring to invest in their own country with easy availability and accessibility, without having to deal with certain requirements.
Trading on foreign markets can also lead to higher transaction costs come. This is particularly true for markets that are difficult to access, which many investors prefer to steer clear of. In addition, there is often insufficient transparency here, which makes it more difficult to obtain all the important information quickly.
What are the consequences of home bias?
A pronounced home bias can lead to the Overall risk of own portfolio greatly increased becomes. Lower potential returns are also associated with a strong home bias.
- In some cases, the development of one market can differ greatly from other markets
- An excessive share of domestic investment can trigger country-specific problems if, for example, the economy of the country in question is weakening
In addition, different countries have different priorities in the sectors and industries in which they increasingly invest. A portfolio that focuses exclusively on its own country can therefore not adequately cover all areas, and therefore loses yield potential.
How can the home bias be overcome?
The home bias can be circumvented by Invest systematically. Make a conscious effort to set rules for your investments and consider what proportion of your portfolio you want to invest in other countries.
If you make conscious investment decisions based on a predetermined system, you are much less likely to be subject to cognitive biases. This allows you to increase the security of your portfolio and the chances of returns.
You can also use certain Investments such as ETFs, which Broadly positioned internationally are. There are ETFs that cover the entire global market, which ensures sufficient diversification.
Conclusion: Home bias shares - definition and consequences
Cognitive distortions can lead to erroneous thoughts, judgments or a perception lead to a bias. In the area of investments, the home bias should be mentioned here. This describes the fact that investors tend to invest more in their own country.
This works with problems is associated. A high tendency towards home bias can lead to higher Risks in the portfolio and lower returns lead. The home bias contradicts the general rule of taking sufficient diversification into account in order to offset risks.
The Reasons for these behaviors are versatile. A strong need for security, easy access to domestic assets, lack of knowledge, fear of higher risks, higher market entry barriers or costs can lead investors to prefer their own country.
It is generally advisable to invest systematically in order to avoid this Prevent effect to be able to do so. It can also be helpful to consider certain investments that invest internationally and reflect the global market.