1 School of Economics and Management, Chongqing University, Chongqing 400000; 2 School of Economics and Management, Chongqing University, Chongqing 400000; 3 Chongqing Municipal Bureau of Statistics, Chongqing 400000
Online:2007-11-29
Published:2012-12-03
About author:1 PhD student, School of Economics and Management, Chongqing University;
2 professor, School of Economics and Management, Chongqing University