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组合投资理论在现代经济体制中是一个非常重要的理论。基于该理论的特征,本文建立了全新的组合投资模型:灰色优化模型。该模型能够更实用、更客观地解决现存问题。
Portfolio investment theory in modern economic system is a very important theory. Based on the characteristics of this theory, this paper establishes a brand new portfolio investment model: gray optimization model. The model can be more practical and objective solution to existing problems.