目录主编的话 XI研究论文电商主播表达确定性对消费者购买行为的影响研究:产品类型的调节作用/万江,严婧,朱家稷,杨强,蒋玉石 1移动应用数据采集请求与用户抱怨行为—基于心理契约的理论视角/王月君,闵超,吴鼎 23电商主播表达风格影响消费者购买行为的社会临场感效应研究/吴嘉辉,刁雅静,刘冰雪 39具身代理注视和语音会话情绪对用户主观感知和外周生理反应的影响研究/李峰香,郭伏,任增根,李明明,田晓慧 60考虑羊群效应下网络视频运营商*播节目的宣传策略研究/吴昊,谭德庆 77基于决策树的网络舆情涌现风险识别研究/李望来,黄章学,沈惠璋,杨瀚喆 94虚拟试衣间体验价值对消费者使用态度影响研究/武瑞娟,陈帅 106平台经济中考虑保鲜投入的双渠道生鲜供应链需求信息共享策略/刘正,韩琛琛,范国强,杜荣,石纯来 128基于经济价值的商业数据泄露风险评估指标体系及模型研究/翟玮楠,张玲玲,于建军 147审稿专家 161China Journal of Information SystemsIssue 33CONTENTSEDITORS’ NOTES XIARTICLESThe Influence of E-commerce Anchor’s Expression Certainty on Consumers’ Buying Behavior:the Moderating Effect of Product Type/WAN Jiang,YAN Jing,ZHU Jiaji,YANG Qiang,JIANG Yushi 1Data Collection Requests of Mobile Applications and User Complaint Behaviors:a Psychological Contract Perspective/WANG Yuejun,MIN Chao,WU Ding 23Research on the Social Presence Effect of E-commerce Anchor’s Expression Style on Consumers’Purchase Behavior/WU Jiahui,DIAO Yajing,LIU Bingxue 39Effects of Embodied Agent Gaze and Conversational Emotion on Users’ Subjective Perception and Peripheral Physiological Response/LI Fengxiang,GUO Fu,REN Zenggen,LI Mingming,TIAN Xiaohui 60Research on Promotion Strategies of Online Video Operator’s Exclusive Program Considering Herd Effect/WU Hao,TAN Deqing 77Research on Emergence Risk Identification of Online Public Sentiment Based on Decision Tree/LI Wanglai,HUANG Zhangxue,SHEN Huizhang,YANG Hanzhe 94The Study of the Effect of Virtual Fitting Room Experiential Value on Consumers’ Attitude toward Usage/WU Ruijuan,CHEN Shuai 106Information Sharing of the Dual-channel Fresh Products Supply Chain Considering Freshness-keepingEfforts in the Platform Economy/LIU Zheng,HAN Chenchen,FAN Guoqiang,DU Rong,SHI Chunlai 128Research on the Index System and Model for Evaluating the Risk of Business Data Leakage Based on Economic Value/ZHAI Weinan,ZHANG Lingling,YU Jianjun 147PEER REVIEWERS 161