RT Journal T1 Online Interpersonal Group-buying Based on Social Relationship A1 HU Feng-ying, ZHOU Zheng-long PB Chinese Journal of Management Science FD 2021-11-20 YR 2021 JF Chinese Journal of Management Science JO Chinese Journal of Management Science VO 29 IS 11 SP 191 DO 10.16381/j.cnki.issn1003-207x.2019.1892 K1 online interpersonal group-buying; social relationship (social cost); precision marketing; social e-commerce LK {http://www.zgglkx.com/EN/article/article_17582.shtml}