Based on input-output model , using the relevant data in input -output tables from 2007 to 2010 , this paper analyzes the macro -economic benefits of coal industry in terms of cost benefit , technology benefit and resource conver-sion benefit .Results show that compared with 2007 , cost benefit and resource conversion benefit both improved , but the technology benefit obviously declined in 2010 .
NETL
NSTL
维普
万方数据
