采用一种利用资产定价模型因子载荷截面离散度指标测度羊群行为的新方法来检验上海股票市场是否存在以市场指数为领头羊的羊群行为。
A new approach is employed to test herding towards the market portfolio, which is based on the cross-sectional dispersion of the factor loading of asset pricing model within Shanghai stock market.
现代金融学的许多经典问题，如套利定价原理以及风险中性定价等都可以用随机折现因子模型理解，随机折现因子模型是资产定价模型的统一框架。
Through the stochastic discount factor model, it is easy to understand some classical problems of modern finance, such as arbitrage pricing theory and risk neutral pricing, etc.
由此我们建立了一个三因子仿射模型，并给出债券的定价公式。
Based on this result, we develop a three-factor affine model and deduce the formula for pricing bonds.
更重要的是二维体系有望将红利贴现模型、CAPM、Fama&French的三因素模型和APT模型统一，形成一个包含二维定价因子的新资产定价模型。
But most importantly, it can unify all the asset-pricing models to get a new asset-pricing model containing pricing factors of the two dimensions.
更重要的是二维体系有望将红利贴现模型、CAPM、Fama&French的三因素模型和APT模型统一，形成一个包含二维定价因子的新资产定价模型。
But most importantly, it can unify all the asset-pricing models to get a new asset-pricing model containing pricing factors of the two dimensions.
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