中文摘要：

笔者利用1998年～2009年国有及国有控股工业企业和私营工业企业的时间序列数据,对国有企业和私营企业的劳动生产率进行了实证分析,发现1998年～2001年间,私营企业的劳动生产率一直高于国有企业,但从2002年开始,国有企业的劳动生产率反超私营企业。国有企业的垄断地位、私营企业技术研发的相对滞后、不健全的用人机制和不合理的行业分布等因素是导致这种变化的重要原因。

英文摘要：

An empirical research is made on the labor productivity changes of state-owned enterprises and private enterprises,based on the time series data of state-owned and state holding industrial enterprises and private industrial enterprises from 1998 to 2009.It reveals that the labor productivity of private enterprises exceeded that of the state-owned enterprises＇from 1998 to 2001.But a reverse case is found since 2002 due to the monopoly of state-owned enterprises,the R D legbehind and insuffient HR management system of the private enterprises.