This paper discusses the influence of QR codes on consumers’ purchase decision in green advertising. We found that QR codes can improve advertisement value, perceived green value, and green trust. This relation eventually leads to a positive influence on consumers’ purchase intention.

Personalization and privacy issues are the most important factors in the online context. To reveal how these factors affect on users’ acceptance of mobile apps, we performed structural equation modeling using 337 respondents in Japan. Our findings suggested that adaption behaviour of mobile apps can be explained by privacy paradox.