CAPM模型即资本资产定价模型,这是新时代金融理论进步的基石,它为构造评估投资绩效、管理金融风险以及构造投资组合奠定了基础,本文通过参考国内外文献,以我国股票市场作为研究对象,对动态及静态条件下CAPM模型的贝塔系数在我国的股票市场作了简要研究,希望对读者有所帮助。 CAPM model is the capital asset pricing model, which is the cornerstone of the progress of financial theory in the new era. It laid the foundation for the construction of the evaluation of investment performance, management of financial risks and the construction of investment portfolio. By reference to domestic and foreign literature, this paper takes China’s stock market as the research object , The dynamic and static conditions of CAPM model beta coefficient in China’s stock market made a brief study, I hope to help the reader.