Efficiency analyzing of enterprises of different ownership in China´s iron and steel industry

This paper analysis the efficiency of enterprises of different ownership in China´s iron and steel industry based on Malmquist index from 1999 to 2009. Through analysis, we can find that total factor productivity of state-owned enterprises rise more obvious and enterprises of different ownership turn to be consistent in technology advance. State-owned enterprises in the scale efficiency have a certain gap compared with private and foreign iron and steel enterprises. In contrast, the impact of external factors on the efficiency of state-owned iron and steel enterprises is more than private and foreign enterprises. The key to reduce the efficiency gap between State-owned enterprises and private and foreign enterprises is improving scale efficiency.