Index Investing - Three Practical Reasons to Invest in Index Funds

Too often, index fund proponents get boggedIn contrast, asset allocation for an index investor
down in intellectual discussions about marketis greatly simplified. A small cap value index fund
theory and statistical relationships. You probablyalways maintains a 100% investment in small cap
aren't interested in a debate about the efficiencyvalue stocks, so the investor knows exactly what
of our financial markets; you just want to knowhe's getting for each dollar invested. This
which investments will give you the greatesttransparency greatly simplifies the task of
chance of a lengthy, enjoyable retirement. Thisportfolio management. Once an index investor
article describes three simple and practical reasonsdetermines his risk capacity, or the degree of
why you can't afford to ignore index funds.downside uncertainty that he can tolerate in his
Reason #1: Performanceportfolio, he periodically monitors his investments
Index funds consistently outperform the vastto ensure that his asset allocation stays consistent
majority of actively-managed mutual funds.with his capacity for risk. When market
According to data compiled by the Bogle Financialmovements cause his portfolio to become too
Markets Research Center, two-thirds ofrisky or conservative, he simply makes a
actively-managed mutual funds fail to beat therebalancing trade to restore his target allocation.
relevant index in a typical year and over 80% failReason #3: Psychology
to beat the index over a typical 20-year period.Index investing helps to counteract several
Actively-managed funds, where a manager orharmful behavioral biases. When it comes to
committee makes the investment decisions, findinvesting, you can be your own worst enemy!
such rare success because of numerousOverconfidence, loss aversion, and herding are
debilitating costs. Data from Morningstar showsjust a few of the natural human tendencies that
that administrative, transaction, and opportunitycan keep you from making good investment
costs result in total annual expenses of over 2.5%decisions. A risk-appropriate index portfolio, when
for the average actively-managed mutual fund.combined with a strict rebalancing program,
Index funds, on the other hand, minimizeprovides a powerful defense against these
expenses by employing computer systems ratherdamaging behavioral forces.
than expensive financial analysts and by tradingWe (humans) tend to be overconfident about our
far less frequently than active funds. A typicalmental and physical abilities. Eight out of 10 college
index fund has total annual expenses of less thanstudents believe that they are
0.5%.better-than-average drivers and seven out of 10
Simple math tells us that the average mutual fundAmericans believe that they are smarter than the
investor earns the market return minus anyaverage American. For investors, overconfidence
expenses incurred. Therefore, based on thein one's ability to beat the market leads to
numbers in the paragraph above, the averagefrequent trading, higher expenses, and poor
index investor outperforms the average activeperformance.
investor by 2% annually. If that doesn't sound likeWe also have a tendency to be loss averse. This
a lot, consider the indexing advantage whenphenomenon causes us to feel more pain from a
compounded over 50 years (the longevity of$1000 loss than we feel happiness from a $1000
many retirement accounts). Assuming an initialgain. As a result, we tend to hold losing
investment of $10,000 and an annual marketinvestments for too long (in order to avoid the
return of 8%, an index investor would retire withpain associated with realizing the loss) and sell
savings of $372,000 while an active investorwinning investments too soon. Both of these
would retire with just $145,000 - that's less thanpractices destroy investment returns.
half!Finally, we follow the herd. During the late 1990s
Reason #2: Simplicityand early 2000s, countless "sophisticated"
Index investing brings simplicity and transparencyinvestors ignored fundamentals and invested in
to an investment portfolio. In the wake of thethe latest dot-com, only to see their wealth
recent financial crisis, individual investors are payingdestroyed soon thereafter. Herd behavior is so
unprecedented attention to their investmentdamaging because it often causes us to buy at
portfolios. Some are abandoning high-pricedthe worst possible time (the top of the market)
professionals and managing their own money;and sell at the worst possible time (the bottom).
others are examining their advisor's activities withBy building a risk-appropriate portfolio and
increased scrutiny and skepticism. Effectivemaintaining it through a rebalancing program, you
investing is challenging, but it doesn't have to becan systematically avoid these harmful behavioral
complex.biases. First, eliminate the damaging effects of
According to a study by Ibbotson and Associates,overconfidence by building a portfolio based on
over 90% of investing returns can be attributedyour risk capacity, not based on what you think
to asset allocation, or the proportions of differentthe market or a particular sector is going to do.
types of financial assets (e.g., stocks, bonds, cash)Next, fight your tendency to be loss averse by
in an investor's portfolio. Unfortunately, assetestablishing target bands for portfolio rebalancing,
allocation can be difficult to determine whenthereby removing your ability to make harmful
dealing with a portfolio of actively-managed funds.buy/sell decisions. Finally, ignore the herd and stick
Active managers can drift from their describedwith your plan!
investment style in the hope of increasing returns,Summary
so an actively-managed "small cap value fund"By investing in a risk-appropriate portfolio of index
could actually consist of some large cap, growth,funds, you can boost your investing returns,
or cash holdings at any time. Style drift takes thesimplify the task of portfolio management, and
asset allocation decision out of the hands of thefight the harmful biases that are naturally present
investor, potentially reducing overall portfolioin your psyche. The benefits of index investing
diversification and subsequently increasing risk.make this strategy anything but boring!