Event study method and regression analysis were employed.
研究方法：事件研究法和回归分析。
Courses of study may include data testing, probability theory, regression analysis, and chaos theory.
课程包括数据核实、概率理论、衰退分析与混沌理论。
Courses of study may include data testing, probability theory, regression analysis, and chaos theory.
课程包括数据核实、概率理论、衰退分析与混沌理论。
应用推荐