中文摘要：

Li Cai, female, professor and dean of the Management School of Jilin University; Address： NO. 142, People Street, Changchun, Jilin Province, P. R.China; Tel： 0431-5705338, 13504703232; Fax： 0431-5095485; E-mail： caili@mail.jlu.edu.cn. Xiumei Zhu, the Management School of Jilin University; Address： NO. 142 People Street, Changchun, Jilin Province, P. R.China; Tel： 0431-5690872; Fax： 0431-5705338, 13086881935; E-mail： zhuxiumei@ 126.com,zxm9420@163.com. Qiguo Cui, the Management School of Jilin University; Address： NO. 142 People Street, Changchun, Jilin Province, P.R.China; Tel： 13596401071; E-mail： cuiqiguo@email.jlu.cn.com, qiguocui9753 @sina.com.