学者们通常采用市场模型法(market model method) 来计算 E(R)，也就是通过个股收益与市场股票收益的关系构造回归模型，估计有关参数，进而以这些参数来计算个股的正常收益。
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Market-adjusted Model Method 市场指数调整法
METHOD: the principle of Markov model was expounded and its application in the forecasting of drug market was illustrated with examples.
方法：阐述马尔科夫模型的原理，通过实例说明其在药品经济预测中的应用。
The author puts forward the fuzzy comprehensive pricing model based on the market comparative process, enriches the theory and method of villa marketing and pricing.
在对现行别墅定价理论和方法分析的基础上，提出了基于市场比较法的模糊综合定价模型。
Use activity-based-costing method. Ensure costing model rates regularly updated and bridged with market or internal realities.
使用作业成本方式。保证成本模型定期评估，并根据市场或内部现实更新过渡。
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