对证券市场效率的考察通常可以从内在效率和外在效率两方面来进行。
As to efficiency of securities market, it can usually investigate from two aspects of inherent efficiency and exterior efficiency.
证券市场的外在效率即有效性是指证券市场的价格反映资产价值的效率。
The efficiency of a security market is referred to the pricing efficiency that reflects the asset value in the security market.
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