上市公司被处罚后股价表现的实证研究 ---对我国股市半强式有效性的检验许晓磊 黄良文（厦门大学经济学院 361005）ABSTRACTThis article tests the semi-strong efficiency of china’s stock markets through examining the change of stock prices and stock volumes of ...

时间:2025-06-23 17:12栏目:行业资料

上市公司被处分后股价表现的实证讨论 ---对我国股市半强式有效性的检验许晓磊 黄良文〔厦门大学经济学院 361005〕ABSTRACTThis article tests the semi-strong efficiency of china’s stock markets through examining the change of stock prices and stock volumes of ...

时间:2025-03-22 15:38栏目:行业资料