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Asystem where the public can buy or sell stock shares

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Most studies of stock market efficiency suggest that the stock market is highly efficient in the weak-form and reasonably efficient in the semistrong-form. Assuming these findings are correct, which of the following statements is CORRECT?a. Information you read in The Wall Street Journal cannot be used to select stocks that are likely to produce above-average rates of return.b. You have been tracking a stock's price over the past 6 months, and you note that this particular stock has tended to rise sharply immediately after it has fallen for three days. You can use this information to devise a trading strategy that will help you beat the market.c. If you apply financial analysis properly, you can use information provided in companies' annual reports to earn above-average returns.d. Even if you possess insider information, you cannot use this information to earn above-average returns because such information will already be reflected in stock prices.e. You notice that a company's stock price always seems to swing back and forth--whenever it by 10% or more, it seems to recover and to eventually exceed its former high. Since its price has fallen during the past 2 months, now is a great

Which of the following statements is correct?a. If a firm increases its sales while holding its accounts receivable constant, then, other things held constant, its days' sales outstanding (DSO) will increase.b. If a firm increases its sales while holding its accounts receivable constant, then, other things held constant, its days' sales outstanding will decline.c. A reduction in accounts receivable would have no effect on the current ratio, but it would lead to an increase in the quick ratio.d. If a securities analyst saw that a firm's days' sales outstanding was increasing and was higher than the industry average and also was trending still higher, this would be interpreted as a sign of strength.e. There is no relationship between the days' sales outstanding (DSO) and the average collection period (ACP). These ratios measure different things.

Which of the following statements is correct?a. Other things held constant, a reduction in the inventory turnover ratio will increase the ROE.b. If a firm increases its sales while holding its inventories constant, then, other things held constant, its inventory turnover ratio will decrease.c. A reduction in inventories held would have no effect on the current ratio.d. An increase in inventories held would have no effect on the current ratio.e. If a firm increases its sales while holding its inventories constant, then, other things held constant, its inventory turnover ratio will increase.

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