decentralized investment meaning in English

分散投资

Chapter three the positive research of our country ' s stock market that utilizes the risk measurement index , uses the index and method about measurement of risk which discussed in chapter two , has carried on the positive research to the investment risk of china ' s stock market , and draws two conclusions : first , decentralized investment really can reduce unsystematic risk , dispel over 90 % unsystematic risk when the number of stocks are about 10 ; second , when general trend of events downwards , choose stock portfolio with low value , can reduce investment risk of stock portfolio effectively
第三章“我国证券市场利用风险度量指标的实证研究” ，用第二章中讨论的有关风险度量的指标和方法，对中国证券市场的投资风险进行了实证研究，并得出两个结论：一是分散化投资确能降低非系统性风险，当组合股票数为大约10只时已消除超过90的非系统性风险；二是当股市大势向下时，选择值较低的投资组合，可以有效降低证券组合的投资风险。