单项选择题

Which of the following tests are NOT used to examine the weak form of the efficient market hypothesis Those that examine:（）

A. whether security returns are independent over time.
B. a security’s return relative to the market return.
C. whether excess returns can be obtained from using mechanical trading rules.

<上一题目录下一题>

热门试题

单项选择题

Which of the following statements about trading shares of stock or market efficiency is FALSE（）

A. Maintenance margin is the required percentage of an investor’s equity compared to the total value of the stock after the investor trades on margin.
B. The up tick rule requires that the last trade in the security be at a price higher than the previous trade.
C. External efficiency means prices adjust rapidly to new information.

单项选择题

Which of the following statements regarding regulations governing the short-sale process is FALSE （）

A. The short seller must pay a margin equivalent to the prevailing margin requirement when the transaction is made.
B. If dividends are paid on the stock during the short-sale transaction, the short seller must pay dividends to the investor that loaned the stock.
C. The short-sale process must be completed within a 90-day period.