NO.PZ2023040301000090
问题如下：
The financial systems that are operationally efficient are most likely characterized by:
选项：
A.
security prices that reflect fundamental values
B.
liquid markets with low commissions and order price impacts
C.
the use of resources where they are most valuable
解释：
Operationally efficient markets are liquid markets in which the costs of arranging trades, commissions, bid–ask spreads, and order price impacts, are low
A为什么不对 这不就是有效市场的结果吗
