精品文档---下载后可任意编辑Web2.0 下在线评论感知有用性影响因素讨论中期报告IntroductionThe purpose of this study is to investigate the factors affecting the perceived usefulness of online comments in the context of Web2.0. With the rapid development of Web2.0, online comments have become an important source of information for consumers to make purchase decisions. However, there is a large amount of information available, and the quality of comments varies greatly, making it difficult for consumers to determine their usefulness. This study aims to explore the factors that influence the perceived usefulness of online comments and provide suggestions on how to improve the effectiveness of online comments.Literature reviewPrevious research has identified several factors that influence the perceived usefulness of online comments, including comment quality, comment relevance, comment credibility, and comment reputation. Comment quality refers to the clarity, conciseness, and relevance of the comment. Comment relevance refers to the extent to which the comment is related to the topic under discussion. Comment credibility refers to the trustworthiness, expertise, and objectivity of the comment author. Comment reputation refers to the history and popularity of the comment author.Research questions and hypothesesBased on the literature review, the research questions and hypotheses are as follows:Research question 1: What factors influence the perceived usefulness of online comments in the Web2.0 context?Hypothesis 1: Comment quality positively affects the perceived usefulness of online comments.Hypothesis 2: Comment relevance positively affects the perceived usefulness of online comments.Hypothesis 3: Comment credibility positively affects the pe...
