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