Abstract
The coal industry is an important energy industry which is relevant with China's economic and social development.The paper collects relevant data of coal industry during 1999-2011 and uses C-D production function to calculate the contribution rate of technological progress to the development of coal industry.The results show that the contribution rate of technological progress to the coal industrial development is 68.36% which is higher than the average level of the contribution rate of technological progress in China.The technological progress can accelerate the coal industrial development in China.The coal enterprises should increase research investment and construct the coal technology innovation system.
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