一、研究背景对于任何国家的金融市场,政府行为始终是市场参与者中不可缺少的部分。在必要的时候只有政府对金融市场进行适当的调控,才一能使其保持长期稳定健康的发展。我国股市是一个新兴市场,在其较短的发展历史中,相关政策、市场制度、投资环境等不够完善,市场参与者的规范意识和理性程度也都较为欠缺。从我国股市历年发展的经验看来,政府出台的政策在股市发展的过程中产生了 First, the research background For any country’s financial markets, government behavior has always been an indispensable part of the market participants. Only when the government properly controls the financial market when necessary, can it enable it to maintain its long-term, stable and healthy development. China’s stock market is an emerging market. In its short history, relevant policies, market system and investment environment are not perfect, and the normative and rational levels of market participants are relatively lacking. From the experience of the development of the stock market in our country over the years, it appears that the policies promulgated by the government have resulted in the development of the stock market