...Gang Ren; One-Ki Daniel Lee; Eunmi Kim; Taeho Hong Purpose The role of topic relevance in shaping perceptions of review helpfulness is well recognized. However, the interaction between a review’s topic relevance and its emotional appeal requires further investigation. This study explores how...

..., an individual's empathic concern can be motivated by the emotional appeal. Originality/value This study highlights the different mechanisms of donation and forwarding behaviors and provided theoretical measures for motiving trust and empathic concern in the online context to promote people's participation...