Decoding consumer decisions: How e-WOM, brand image, and trust shape purchase intentions in the digital era

Decoding consumer decisions: How e-WOM, brand image, and trust shape purchase intentions in the digital era

Authors

  • Wenti Ayu Sunarjo Universitas Pekalongan
  • Siti Nurhayati Universitas Pekalongan

Keywords:

Brand trust, E-WOM, Brand image, Purchase decision, Purchase intention

Abstract

This study investigates the interplay of e-WOM (electronic word-of-mouth), brand image, and brand trust on purchase decisions among ERHA cosmetics users in Pekalongan City, with purchase intention posited as an intervening variable. A purposive sampling technique was employed, collecting data from 100 respondents via Google Forms distributed through Instagram and WhatsApp. The analytical model utilized Partial Least Squares Structural Equation Modeling (PLS-SEM) with SmartPLS 3.0. Key findings indicate that while e-WOM showed a positive, albeit insignificant, effect on purchase decisions, brand image surprisingly had a negative, insignificant impact. Conversely, brand trust demonstrated a positive and significant influence on purchase decisions. Regarding purchase intention, e-WOM and brand trust both exerted a positive and significant effect, whereas brand image's effect was positive but insignificant. Notably, purchase intention significantly and positively influenced purchase decisions. However, purchase intention did not mediate the relationships between e-WOM and purchase decisions, nor between brand image and purchase decisions. Importantly, purchase intention successfully mediated the relationship between brand trust and purchase decisions. This highlights the crucial role of brand trust in driving purchase decisions through the formation of purchase intention.

References

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2025-05-29

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Decoding consumer decisions: How e-WOM, brand image, and trust shape purchase intentions in the digital era. (2025). BIS Economics and Business, 2, V225022. https://doi.org/10.31603/biseb.268

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