| 1. | Fuzzy programming method of security portfolio 证券组合投资的模糊规划方法 |
| 2. | Research on portfolio investment dynamic model 证券组合投资的动态模型研究 |
| 3. | Optimal model of a class of fuzzy portfolio investment 一类模糊证券组合投资的最优模型 |
| 4. | Modified models of mean - variance portfolio model 证券组合模型的修正模型 |
| 5. | Research on interval number portfolio inverstment model 基于区间数的证券组合投资模型研究 |
| 6. | Portfolio investment optimization model with transaction costs 有交易费的证券组合投资优化模型 |
| 7. | Principal component analysis in intergrated stock investment 主成分分析在证券组合投资中的应用 |
| 8. | An analysis on the gains and risks of international portfolio 国际证券组合投资的收益与风险分析 |
| 9. | A study on the evaluation techniques for stock assemblence performance 证券组合绩效评价方法研究 |