What makes information in online consumer reviews diagnostic over time? The role of review relevancy, factuality, currency, source credibility and ranking score

作者：

Highlights：

• We study the antecedents of information diagnosticity in consumer reviews over time.

• Long reviews are not perceived as diagnostic information.

• Relevant reviews and overall ranking are perceived as diagnostic over time.

• The influence of review factuality and source credibility has evolved over time.

• Central and peripheral cues influence information diagnosticity in high-involvement.

摘要

•We study the antecedents of information diagnosticity in consumer reviews over time.•Long reviews are not perceived as diagnostic information.•Relevant reviews and overall ranking are perceived as diagnostic over time.•The influence of review factuality and source credibility has evolved over time.•Central and peripheral cues influence information diagnosticity in high-involvement.

论文关键词：Electronic word of mouth,Online consumer reviews,Information quality dimensions,Source credibility,Overall ranking score,Information diagnosticity

论文评审过程：Received 7 May 2016, Revised 19 October 2017, Accepted 23 October 2017, Available online 26 October 2017, Version of Record 10 November 2017.

论文官网地址：https://doi.org/10.1016/j.chb.2017.10.039