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Market Timing Vs. Market Efficiency, Steven D. Dolvin
Market Timing Vs. Market Efficiency, Steven D. Dolvin
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Market timers may occasionally be correct, but it takes more than a few right calls to beat the market over the long term. In reality, this continued success is virtually impossible. See the article here, Wall Street Journal.
Man Vs. Machine, Steven D. Dolvin
Man Vs. Machine, Steven D. Dolvin
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It has always been difficult (if not impossible) to consistently beat the market -- so called "market efficiency." However, it may be even more difficult with the advent of quantitative systems trading -- i.e., algorithmic trading. (See article here, WSJ.)
Efficient Markets?, Steven D. Dolvin
Efficient Markets?, Steven D. Dolvin
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Market efficiency comprises two aspects. First, markets respond quickly to new information. Secondly, and often overlooked, the market responds accurately to this information. The recent twitter hoax (See article here, USA Today) is just one example of the market responding quickly to new information. Whether it is accurate or not is where the debate rages.