一、上市公司信息披露制度的作用。上市公司信息披露对保证证券市场效率和公平十分重要,其作用主要表现为以下方面:1.保护投资者利益。投资者是证券市场的基础。上市公司信息是投资者理性决策的基础。上市公司信息透明度越高,越有利于投资者作出正确的决策。公开性的市场是形成证券公平价格 First, the role of listed companies information disclosure system. Information disclosure of listed companies is very important for ensuring the efficiency and fairness of the securities market. Its role is mainly manifested in the following aspects: 1. Protecting the interests of investors. Investors are the foundation of the securities market. Listed company information is the basis of investors’ rational decision. The higher the information transparency of listed companies, the more conducive to investors to make the right decisions. The open market is the formation of a fair price of securities