The influences of electronic word‐of‐mouth message appeal and message source credibility on brand attitude

Purpose – Based on message source theory, the purpose of this paper is to use positive electronic word‐of‐mouth (eWOM) settings to examine the influence of message source credibility on brand attitude (brand trust, brand affection, and purchase intention). The current study also uses the elaboration likelihood model to examine the moderating effect of product involvement on the relationships between message appeals (rational vs emotional) and brand attitude, as well as between message source credibility and brand attitude.Design/methodology/approach – Data were collected via internet questionnaires. Based on the internet investigation and pretest, this study chose the stimuli for research products, virtual brands, eWOM, and message source credibility. Via a 2 (notebooks vs shampoo) *2 (appeal: rational vs emotional) experimental design, 211 effective samples were collected to verify the hypotheses of this study.Findings – The results, for both notebooks and shampoo, are: the positive eWOM message with hig...