本文提出了五种测定投资基金经营绩效的简单算法 ,并对各方法的准确度、可比性等特点进行了对比讨论 ,对于实践中采用的收益率法提出了改进建议。该研究对于客观准确地评定基金管理人的行为 ,形成科学合理的投资基金的交易价格 ,抑制证券市场上对投资基金证券的过度投机行为 ,保护中小投资者利益 ,有较重要的现实意义 This paper presents five simple algorithms for measuring the operating performance of investment funds, and compares the accuracy, comparability and other characteristics of each method, and puts forward suggestions for improving the yield method adopted in practice. The research is of more important practical significance for objectively and accurately assessing the behavior of fund managers, forming the transaction price of scientific and rational investment funds, restraining the excessive speculation of investment fund securities in the securities market and protecting the interests of small and medium-sized investors