Measures consumer intentions to engage in positive or negative word-of-mouth behaviour about a service provider or brand. Part of Zeithaml et al.'s behavioural intentions battery, which also includes loyalty, switching, paying more, and complaining intentions. WOM is the most widely measured behavioural consequence in service marketing.
Likert (1–7, strongly disagree to strongly agree)
Full scale items shown. Always cite the original source when using this scale in research.
Score = mean of all items. Higher = stronger positive WOM intention. Widely used as an outcome variable in service quality, satisfaction, and brand attitude studies. Electronic WOM (eWOM) intentions are increasingly measured separately given the distinct nature of online recommendation behaviour.
Zeithaml, V.A., Berry, L.L., & Parasuraman, A. (1996). The behavioral consequences of service quality. Journal of Marketing, 60(2), 31–46.
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