摘要：

单位：School; of; Economics; and; Management; Chongqing; University; of; Posts; and; Telecommunications; Chongqing; 400065; China; College; of; Management; and; Economics; Tianjin; University; Tianjin; 300072; China; Business; School; Nankai; University; Tianjin; 300711; China; School; of; Computer; Science; and; Engineering; University; of; Electronic; Science; and; Technology; of; China; 611731.; China; Big; Data; Research; Center; University; of; Electronic; Science; and; Technology; of; China; 611731; China