【摘要】 提出一种联系股票价格、股票收益及股息的单变量回归模型来研究股票收益的自校正，并采用变量分解法探讨股票预期收益与非预期收益两者之间的变动关系。更多还原

【Abstract】 This paper puts forward a univariate AR(1) model that relates stock price,stock returns and dividends to study stock returns autocorrelation function, and adoptsa variance decomposition to analyze variation between expected steek returns and unexpeetedstock returns.更多还原