Efficiency Analysis of China's Economy Growth during 1981 - 2011-From the perspective of sustainable development

From the perspective of sustainable development and considering energy and environmental, this article applies Data Envelopment Analysis based on variable returns to scale to analyze the efficiency of China's economic growth from 1981 to 2011.From analysis we can know that (technical) efficiency of China's economic growth is relatively obvious from the 1980s to the early 1990s, but the efficiency has an unobvious improvement since the late 1990s.In fact, including capital, labor, energy and environmental, the efficiency not only reflected the economic growth, but also showed the sustainable development of China's economic.As a result, China's economy still not run out of "extensive" growth, and changing economic growth mode still has a long road.