Exam 7: Stock Price Behavior and Market Efficiency

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Independent deviations from rationality:

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Which one of the following statements is correct?

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Which one of the following best describes the type(s)of information included in a strong form efficient market?

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Last week, Newtown Plastics announced that it had developed a new plastic container that is stronger and more durable, yet easier to recycle. In response to this announcement, the firm's stock price rose from $21 a share to a high of $27 a share and has remained at that level. This is an example of a(n):

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Which one of the following statements describes an investment strategy that may lead to profitable results based on current research findings?

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Helen is the chief executive officer of Baker Holdings (BEH). She owns 1.2 million shares of BEH stock and wishes to sell 10 percent of those shares to diversify her holdings. She follows the SEC requirements, along with those of her firm, and proceeds with the sale on Monday, June 9. On Tuesday, June 10, BEH stock declines by 25 percent. Helena's stock trade is:

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Efficient markets tend to exist:

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Which one of the following correctly identifies the phenomenon that states that one month has the greatest tendency for small stocks to earn large returns?

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Two weeks ago Acme Electronics announced that it had developed a new chip design, which was being considered by major companies for use in future smart phone development. At the close of trading the day before the announcement, Acme common stock closed at $20. On the day following the announcement, Acme closed at $21. Two days after the announcement the stock closed at $22.50. Four days after the announcement, the stock traded at $23. Last week, Acme stock traded at $26, a level it has maintained since then. This is an example of a(n):

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Which of the following are forms of market efficiency? I. Strong form Ii. Semistrong form Iii. Semiweak form Iv. Weak form

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The Asian stock market crash of 1990 was followed by a:

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If the S&P 500 falls by 7 percent, the NYSE will:

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The primary purpose of the NYSE circuit breakers is to:

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Market prices tend to ________ earnings "surprises".

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Which of the following are ineffective strategies for producing abnormal returns if the market is semistrong form efficient? I. graphing past prices searching for patterns II. watching the daily market movements III. studying the latest analyst's reports IV. analyzing a firm's financial statements

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You are the chief financial officer of Davidson Industries. On multiple occasions, you have engaged in insider trading but have never been able to earn any abnormal returns. Which form of market efficiency most likely exists given your situation?

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A.C. Pharmaceutical announced FDA approval for a new drug on October 12. XY Drug Co. announced approval for its new drug on October 14. No other information was released that would affect returns over the period. What is the combined cumulative abnormal return for the five-day period commencing two days prior to the approval announcement date? Use the following data to answer this question. No trading occurred on October 15 and 16. Date Market AC Return XY Return 10- oct .20\% .108 .00\% 11- oct .108 .208 -.10\% 12- oct .008 .608 .30\% 13- oct -.108 .408 .20\% 14- oct -.208 -.50\% .30\% 17- oct .10\% -.308 -.10\% 18- oct -.10\% -.10\% -.40\%

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Which one of the following is required for a trader to earn abnormal profits?

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Immediately following the Crash of 1987, the stock market:

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If you believe that stock market prices follow a random walk, then:

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