Online consumer reviews (OCR) are conceptualized as a specific form of online word-Of-Mouth, gathering both positive and negative information, numerical (ratings) and textual (comments) information, and which are driven by consumers for consumers on Internet plateforms. In this dissertation, we...

Consequences of network externalities, such as product growth and innovation diffusion, are widely studied in marketing literature. However, there is little empirical research that examines the existence of such network externalities in consumer behavior. When and how do consumers take into...

The evolution of distribution channels evolves towards a complex multi-channel form, through the increasing importance of the Internet. Along this line, consumer online reviews (COR) platforms rise in order to provide information about the quality of products and services. Despite a growing...