This paper studies the information content of a subtle writing style, the expression of confidence. We use unsupervised machine learning to generate new lexicons for three aspects of a writer's level of confidence in expressing opinions: certainty, intensity of expression, and emotional...

Online shopping websites typically classify customers into different membership tiers in their customer relationship management systems. This study investigates the effects of membership tiers on user content generation behavior in the context of an electronic commerce marketplace that has a...

Collaborative crowdsourcing communities help firms obtain ideas generated by the public sector at a lower cost compared to those generated in-house. However, the growth of these communities has led to a large influx of ideas. This has made it difficult for firm experts to identify and evaluate...

Collaborative crowdsourcing communities help firms obtain ideas generated by the public at a lower cost compared to those generated in-house. However, the growth of these communities has led to a large influx of ideas of mixed quality, which has made it difficult for firm experts to select and...

The sales effect of product reviews has been a contentious issue with competing perspectives about when product reviews serve as a benefit, a burden, or a trifle. Unlike previous research that separately investigates the impact of each eWOM system, our study empirically examines the interaction...

Based on the international community’s analysis of the present CO₂ emissions situation, a Log Mean Divisia Index (LMDI) decomposition model is proposed in this paper, aiming to reflect the decomposition of carbon productivity. The model is designed by analyzing the factors that affect carbon...