股票是股份有限公司在筹集资本时向出资人出具的股份凭证。从2005年到2007年11月,股票这种股份凭证在中国股市上给我们带来了许多好消息:上证指数(由于沪市的总市值占沪深两市总市值的75%以上,所以,本文仅以上证指数的变化分析中国股市的态势)用了一年半的时间,从1000点达到2006年11月的2000点; A stock is a stock certificate issued by a joint stock company to a sponsor when raising capital. From 2005 to November 2007, this stock certificate of stocks brought us many good news on the Chinese stock market: Shanghai Stock Index (because Shanghai’s total market capitalization accounts for more than 75% of the total market capitalization of Shanghai and Shenzhen stock exchanges, This article only analyzes the situation of China’s stock market with changes in the above index.) It took one and a half years, from 1000 points to 2000 points in November 2006;