Jul 18, 2008

fundamental analysis

Ever hear someone say that a company has "strong fundamentals"? The phrase is so overused that it's become somewhat of a cliché. Any analyst can refer to a company's fundamentals without actually saying anything meaningful. So here we define exactly what fundamentals are, how and why they are analyzed, and why fundamental analysis is often a great starting point to picking good companies.

The Theory Doing basic fundamental valuation is quite straightforward; all it takes is a little time and energy. The goal of analyzing a company's fundamentals is to find a stock's intrinsic value, a fancy term for what you believe a stock is really worth - as opposed to the value at which it is being traded in the marketplace. If the intrinsic value is more than the current share price, your analysis is showing that the stock is worth more than its price and that it makes sense to buy the stock. Although there are many different methods of finding the intrinsic value, the premise behind all the strategies is the same: a company is worth the sum of its discounted cash flows. In plain English, this means that a company is worth all of its future profits added together. And these future profits must be discounted to account for the time value of money, that is, the force by which the $1 you receive in a year's time is worth less than $1 you receive today.

The idea behind intrinsic value equaling future profits makes sense if you think about how a business provides value for its owner(s). If you have a small business, its worth is the money you can take from the company year after year (not the growth of the stock). And you can take something out of the company only if you have something left over after you pay for supplies and salaries, reinvest in new equipment, and so on.

A business is all about profits, plain old revenue minus expenses - the basis of intrinsic value. Greater Fool Theory One of the assumptions of the discounted cash flow theory is that people are rational, that nobody would buy a business for more than its future discounted cash flows. Since a stock represents ownership in a company, this assumption applies to the stock market. But why, then, do stocks exhibit such volatile movements? It doesn't make sense for a stock's price to fluctuate so much when the intrinsic value isn't changing by the minute. The fact is that many people do not view stocks as a representation of discounted cash flows, but as trading vehicles. Who cares what the cash flows are if you can sell the stock to somebody else for more than what you paid for it? Cynics of this approach have labeled it the greater fool theory, since the profit on a trade is not determined by a company's value, but about speculating whether you can sell to some other investor (the fool).

On the other hand, a trader would say that investors relying solely on fundamentals are leaving themselves at the mercy of the market instead of observing its trends and tendencies. This debate demonstrates the general difference between a technical and fundamental investor. A follower of technical analysis is guided not by value, but by the trends in the market often represented in charts. So, which is better: fundamental or technical? The answer is neither. As we mentioned in the introduction, every strategy has its own merits. In general, fundamental is thought of as a long-term strategy, while technical is used more for short-term strategies.

Putting Theory into Practice The idea of discounting cash flows seems okay in theory, but implementing it in real life is difficult. One of the most obvious challenges is determining how far into the future we should forecast cash flows. It's hard enough to predict next year's profits, so how can we predict the course of the next 10 years? What if a company goes out of business? What if a company survives for hundreds of years? All of these uncertainties and possibilities explain why there are many different models devised for discounting cash flows, but none completely escapes the complications posed by the uncertainty of the future.

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