In defense of technical analysis
posted 07/01/08 06:57 AM
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Viewed 112 times
In an article for Portfolio.com, Felix Salmon recently dismissed the value of technical analysis by pointing to a blown call by CNBC's Jim Cramer that relied on an interpretation of an arcane technical indicator ("the S&P Oscillator"). In fact, Salmon went so far as to call technical analysis "the art of drawing lines on charts and extrapolating from them what the market is going to do next" and "the financial equivalent of astrology."
In response, Barry Ritholtz of The Big Picture has posted a lengthy defense of technical analysis, arguing that it can be an effective tool in any investor's toolbox - if used properly and judiciously: "I posit that, when used appropriately, charts and data can provide tremendous insight: -Provides a statistical approach to investing, one that describes the probabilities of various outcomes (versus making predictions) -Charts show you if we are in a bull or bear market, allowing you to manage risk appropriately; -Trends can keep you away from the wrong sectors (Housing, Autos, and Finance are obvious examples) or keep you in the right sectors (e.g. Energy and Ag) -Developing good risk/reward analyses; -Tracking what the institutions are doing; -Identifying specific stocks that might be appealing;
The bottom line is that technical analysis is merely a tool, albeit one used more skillfully by some than others." After all, as Barry points out, everyone peeks at the chart of a stock from time to time, so there is definitely some value in understanding recent chart behavior. What do you think? How important is technical analysis to your investing approach? [image: Jim Cramer's Adventures in Technical Analysis]
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