NO.PZ2023040301000092
问题如下：
Which of the following statements is most accurate in an efficient market?
选项：
A.Securities market prices respond over time to changes in economic information
Securities market prices fully reflect their fundamental values
Active strategies will lead to excess risk adjusted portfolio returns
解释：
In an efficient market, market participants will process available information and those with opposite views will trade among each other until securities market prices fully reflect their fundamental values. An efficient market is thus a market in which asset prices reflect all past and present information.
有效市场中的弱有效市场是可以通过基本面分析赚钱收益，那弱有效市场就没有完全反应基本面信息？
