投资模型 meaning in Chinese

investment model

Research on interval number portfolio inverstment model
基于区间数的证券组合投资模型研究
On optimal portfolio investment models
最优证券组合投资模型
An extended with portfolio optimization model mean - semideviation
一个推广的半绝对离差证券组合投资模型
Research on portfolio investment model under the e - sh risk measure
有关风险测度及组合证券投资模型研究
Portfolio investment model based on particle swarm optimization
基于粒子群算法的证券组合投资模型的研究

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