英语翻译事件研究法认为,如果人们根据上市公司最近发生的大事（如公布最近的财务业绩,宣布投产一个新的项目）做投资决策能够赚

According to the method of event study ,if the phenomenon exists that people make investment decisions to earn excess returns just by the recent events of the listed company (such as the recently released financial results,the announcement of putting a new project into operation ,and so on) ,the market is not a semi-strong efficient market.

Event study that, if people are listed according to the recent events (such as the recently released financial results, announced the commissioning of a new project) make investment decisions to earn excess returns of this phenomenon exists, the market is not semi-strong efficient market .

Event study that, if people are listed according to the recent events (such as the recently released financial results, announced the commissioning of a new project) make investment decisions to earn excess returns of this phenomenon exists, the market is not semi-strong efficient market .