答案和详解如下：49、Correct answer is B "Security-Market Indexes," Frank K. Reilly and Keith C. Brown 2008 Modular Level I, Vol. 5, pp. 42-44 Study Session 13-53-a compare and contrast the characteristics of, and discuss the source and direction of bias exhibited by, each of the three predominant weighting schemes used in constructing stock market indexes, and compute a price-weighted, value-weighted, and unweighted index series for three stocks The value is the same both before and after the split. The divisor is adjusted to make the value constant. Before the split: 10 + 20 + 60 = 90 / 3 = 30. After the split: 10 + 20 + 30 = 60 / X = 30. New divisor = 2. | 
发表于 2008-12-4 10:42
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