| In the life of modern society, we all exist among the grand system consisting of all kinds of expert systems. Expert system, intrinsically full of risks, is referred to the system composed of technical achievement and experts, regarded as one of three disembedding mechanisms of modern society. Its good functions depend on the trust of laymen.To the natural securities investors, the expert system includes hardware environment, information environment and the experts in the securities market. In detail, it consists of a set of security automated trading systems aiding the natural securities investors to buy or sell securities, received information and experts who provide services for investors.The professional agents of the securities company who interact with investors have two sources. One is from the headquarters, the other from the business department of the company. The interaction between investors and securities brokers is most important and frequent.The low extent of the trustworthiness of the securities company as an expert system is mainly referred to the low grade of the reliability of investment information, specialty level and professional morality of securities brokers. Therefore, securities investors have always been exposed in a broader environment of risk. |
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