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Disciplined Growth Investors: Dangerous Competitive Advantage Myths

MINNEAPOLIS, MN--(Marketwired - Jul 9, 2013) - When analyzing stocks, not everything that looks like a competitive advantage and acts like a competitive advantage actually is a sustainable competitive advantage, according to author Frederick K. Martin of Disciplined Growth Investors.

"The dirty little secret surrounding sustainable competitive advantage is that few companies actually possess one," explains Martin in his book, "Benjamin Graham and the Power of Growth Stocks" (McGraw-Hill). "Many companies talk a good game, but when it comes right down to it, the rhetoric does not stand up to the unrelenting competitive pressures."

Identifying companies with a true competitive advantage is an excellent way to uncover stocks with superior long-term growth potential. But there are many factors, such as a hot new product, a "celebrity" CEO, or efficient execution, that can cause a surge in the company's short term financial metrics but would have little impact on its long-term value.

If you hope to invest in companies with a true sustainable competitive advantage, it helps to recognize the types of unsustainable advantages that investors often mistake for the real deal. In his book, Martin lists several mistakes that sometimes trip up investors in search of companies with a true competitive advantage:

Bad growth. Some companies try to generate growth through expensive new programs and acquisitions. If the company isn't generating its growth primarily through its core products or services, then you need to be suspicious of its ability to sustain that growth. "Bad growth often stems from a 'growth for growth's sake' mentality that results in costly acquired growth or misguided attempts to diversify the business," says Martin. "Investors should be wary of growth initiatives that depend on the integration of sizable acquired businesses or that stray from a company's core mission."

Linear growth. When a company appears to have "linear growth" that means that its earnings or revenue growth seem to be increasing at an even, consistent pace that would be represented on a growth chart by a straight line (rather than a wiggly line). Generally speaking, the growth of most companies tends to ebb and flow as the economy shifts, new products are released and the flow of new business fluctuates. Straight line growth does not necessary reflect a competitive advantage -- in fact some companies use creative accounting to make their growth look linear even when it's not. But what you do want to see in a company is a long-term upward trend in growth, even if it ebbs and flows along the way.