1個回答
愛吃草莓的葡萄助教
2024-01-08 10:58
該回答已被題主采納
題目信息:
“Which one of the following statements best describes the semi-strong form of market efficiency?
A. Empirical tests examine the historical patterns in security prices.
B. Security prices reflect all publicly known and available information.
C. Semi-strong-form efficient markets are not necessarily weak-form efficient.”
問題回復(fù):
A的意思是經(jīng)驗檢測考察的是證券價格的歷史模式。換句話說,這種檢驗通過研究過去的數(shù)據(jù)來分析股票或其他證券的價格是否呈現(xiàn)出可識別的趨勢或模式。這應(yīng)該是用于檢驗弱式有效市場,如果檢驗?zāi)軌颢@得持續(xù)的超額收益,說明是弱式無效市場;如果不能獲得持續(xù)超額收益,說明至少是弱式有效市場,但是不是更高層次有效市場,需要進一步檢驗。
