BALANCING
RISK AND RETURN THROUGH DIVERSIFICATION
Most people know that diversification means not
to put all your eggs in one basket. But it means much more than
that. Portfolio diversification is a balancing act that considers
risk, return, and the expectations for each. With an investment
philosophy that was successful even in the bear market of 2000-2002,
Rubino & McGeehin's affiliated entity, R&M Wealth Management
Services, LLC, works with clients to understand portfolio allocation
and create and implement plans for effective diversification.
To properly diversify a portfolio, each
asset class must have a low correlation to the other asset classes.
Correlation is the calculated tendency for market securities to
react (rise and fall in price) proportionate to each other given
the market conditions. This is the one way to reduce the risk
of the portfolio, and this is a major reason to diversify.
By commingling asset classes that do not react the same way to market
conditions, an investor smoothes out the volatility (systematic
risk) of the portfolio as well as the rate of return.
All portfolios are subject to systematic or market
risk, the risk common to all securities resulting from economic
changes and business cycles. Diversifying a portfolio with low-correlated
asset classes allows an investor to expect a certain rate of return
based on the level of risk he/she is willing to undertake. Most
investors will choose the portfolio with the highest return and
the lowest risk. If investors want higher returns, they must also
expect higher risk. Portfolio diversification is the means by which
the investor can steer their portfolio towards the risk/return desired.
Here is a general example of risk reduction,
but first a little background. The S&P 500 has a historical
standard deviation of approximately 17% and a historical
average rate of return of approximately 11%, over the last 30 years.
Standard deviation is a measurement of risk or the percentage
spread of a securities price from its mean price. Higher standard
deviation means higher risk to the investment. S&P
500 type portfolios are very popular because the S&P represents
500 large-cap corporations and typically serves as an indicator
of the entire market. R&M Wealth Management analyzes hundreds
of portfolios every year. Most of the portfolios the firm analyzes
have the risk characteristics of an S&P 500 portfolio. The standard
deviation is approximately 17% and the rate of return is 8%
to 12% over the last 10 years.
Now the example: If a publicly traded REIT (real
estate investment trust) is added to the portfolio, and the domestic
equities are weighted toward a value style of management as opposed
to a more aggressive growth weighting, and we incorporate a commodities
position (petroleum, precious and industrial metals, etc) the standard
deviation of the portfolio can be reduced to 11% to 12%, without
sacrificing the 8%-12% rate of return. The increased diversification
of low-correlated asset classes reduced the portfolios systematic
risk by 30%, just by restructuring the types of equities in the
portfolio.
The next step would be to add fixed income (high-grade
government or corporate bonds, high yield and international bonds)
investments thereby further reducing risk with the introduction
of those assets. A good rule of thumb for investors is to use their
age as the percentage of fixed income in the investment portfolio.
Increasing the percentage of fixed income over the course of one's
investment life helps reduce unwanted risk in the portfolio and
helps preserve accumulated wealth. Introducing bonds into the portfolio
will further reduce the standard deviation from 11 – 12% to
8% or 9% or even lower.
While there are many advantages of a diversified
portfolio, there are also some disadvantages. First, a portfolio
with four or five different asset classes (domestic stocks, real
estate, commodities, etc.) will always have one asset class that
is the ‘loser' that year. For example, Investors should not
panic and sell out of their real estate position when it is negative
6% and everything else appreciated nicely. Second, by diversifying,
the portfolio's rate of return will lag behind an all equity portfolio's
rate of return in an appreciating market. Because the portfolio
is so well diversified, it cannot compete with the S&P when
it earns 20% or 30% in a given year.
Over the years, R&M Wealth Management has
come to understand what investors want. They do not want outlandish
returns with 50% gains, as in 1999, and 50% losses, as in 2000 through
2002. They want a portfolio that is managed to reduce risk as much
as possible while achieving their expected long-term rate of return.
An investment philosophy that seems to work well is: Expect 70%
to 80% of the market return during a bull market, and in a bear
market expect returns to be relatively flat. This balanced approach
and the adage about all eggs in one basket provide the foundation
for an effective long-term investment strategy.
Steve Moore may be reached directly at 301.564.3636.
For more information about Rubino & McGeehin, please visit www.rubino.com.

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