Introduction
Investment Basics RiskIntroduction
What is risk?
Why be risky?
Where does
risk come from?
Who can
tolerate risk?
How to reduce
risk?
When to avoid
risk?
Timing the
Market
Diversification
Asset Allocation
Your Place in the Market |
How
can you reduce your level of risk?
Nobody wants to be subjected to an undue level of risk. The
most effective ways to reduce your degree of risk are to have an adequate amount of diversification,
build an intelligent asset allocation, and invest in the appropriate assets for
your time horizon.
Diversification
If you have your entire account in one stock and its value
falls, the value of your entire account will decline by exactly as much as the stock fell.
If you are equally diversified across two stocks and one declines, you will only have a
50% exposure to that loss. With three stocks, your exposure goes down to 33.3%. And so on.
This dramatic reduction in risk continues until you reach a point of between 20 and 30
stocks. The goal is to become diversified enough to enjoy the upside benefits of good
investing while minimizing your downside risk exposure.
Asset Allocation
There are also ways to make the most of a diversified
account. You can invest in a range of securities that have different levels of standard
deviation (risk). You can choose stocks from different industries. But the most important
thing you can do is to diversify across asset classes (invest in different types of
assets). This is called asset allocation. One of the strengths of smart asset allocation
is that it allows you to invest in securities with a strong low correlation. This
means that one investment will zig while the other zags, so that you can be pretty sure
you'll always have some investment doing well. In the "Asset Allocation" chapter
you'll learn how to choose investments with low correlation, and how these can add value
to your total account.
Time Horizon
The most important factor to consider when trying to
calculate risk is your time horizon -- how long you can leave your investment without
touching it. If you are investing for the long haul, you can most likely afford to include
more risk in your portfolio. If you are making a short-term investment, however, you
probably want to build a less risky portfolio. Either way, the key is to develop a
portfolio whose degree of risk is appropriate for your needs. Bear in mind two critical
rules about time horizon:
- Market risk is usually short-term.
- The longer your time horizon, the more risk you can most
likely afford to take.
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