利用事件研究分析股票市场的半强势效率需要找到不能传递新增信息的事件。

Implementing event study to study stock market's semi-strong efficiency requires events without new information.

youdao

利用事件研究分析股票市场的半强势效率需要找到不能传递新增信息的事件。

Implementing event study to study stock market's semi-strong efficiency requires events without new information.

youdao