Research on Appraising Indicator System of Economic Security for the Coal Cities
Economic security has been a serious problem which threatens and hampers the sustainable growth of the economy. The paper sets up appraising indicator system of economic security on the basis of PSR model, and researches economic security for 21 coal cities by using BP artificial neural net. As innovation of researching economic security, BP artificial neural net has the better ability in level identification, and has application in researching economic security of cities. The conclusion was drawn that the economic security level identification of coal cities was low, and economic security level showed a more regional characteristic.
coal cities economic security BP artificial neural net appraising
Yingji Jin Yan Chen
College of Economics and ManagementHeilongjiang Institute of Science and TechnologyHarbin, China College of Economics and Management Heilongjiang Institute of Science and Technology Harbin, China
国际会议
成都
英文
1-3
2010-04-16（万方平台首次上网日期，不代表论文的发表时间）