单选题 Which of the following statements describes the overall conclusions regarding the weak-form of the efficient market hypothesis (EMH)?
  • A. All evidence indicates that simple trading rules generate positive abnormal returns.
  • B. Stock exchange specialists using monopolistic information contained in the limit order book derive above average returns.
  • C. Most evidence indicates that after incorporating trading costs, simple trading rules do not generate positive abnormal profits.
【正确答案】 C
【答案解析】Positive returns cannot be obtained thru the use of simple trading rules, since this pertains to the weak-form EMH.