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Conceptualizing The Electronic Word-Of-Mouth Process: What We Know And Need To Know About Ewom Creation, Exposure, And Evaluation, Ana Babić Rosario, Kristine De Valck, Francesca Sotgiu
Conceptualizing The Electronic Word-Of-Mouth Process: What We Know And Need To Know About Ewom Creation, Exposure, And Evaluation, Ana Babić Rosario, Kristine De Valck, Francesca Sotgiu
Marketing: Faculty Scholarship
Electronic word of mouth (eWOM) is a prevalent consumer practice that has undeniable effects on the company bottom line, yet it remains an over-labeled and under-theorized concept. Thus, marketers could benefit from a practical, science-based roadmap to maximize its business value. Building on the consumer motivation–opportunity–ability framework, this study conceptualizes three distinct stages in the eWOM process: eWOM creation, eWOM exposure, and eWOM evaluation. For each stage, we adopt a dual lens—from the perspective of the consumer (who sends and receives eWOM) and that of the marketer (who amplifies and manages eWOM for business results)—to synthesize key research insights and …
The Effect Of Electronic Word Of Mouth On Sales: A Meta-Analytic Review Of Platform, Product, And Metric Factors, Ana Babić Rosario, Francesca Sotgiu, Kristine De Valck, Tammo H. A. Bijmolt
The Effect Of Electronic Word Of Mouth On Sales: A Meta-Analytic Review Of Platform, Product, And Metric Factors, Ana Babić Rosario, Francesca Sotgiu, Kristine De Valck, Tammo H. A. Bijmolt
Marketing: Faculty Scholarship
The increasing amount of electronic word of mouth (eWOM) has significantly affected the way consumers make purchase decisions. Empirical studies have established an effect of eWOM on sales but disagree on which online platforms, products, and eWOM metrics moderate this effect. The authors conduct a meta-analysis of 1,532 effect sizes across 96 studies covering 40 platforms and 26 product categories. On average, eWOM is positively correlated with sales (.091), but its effectiveness differs across platform, product, and metric factors. For example, the effectiveness of eWOM on social media platforms is stronger when eWOM receivers can assess their own similarity to …