Opinion spammers exploit consumer trust by posting false or deceptive reviews that may have a negative impact on both consumers and businesses. These dishonest posts are difficult to detect because of complex interactions between several user characteristics such as review velocity, volume, and...

The performance of prediction markets depends crucially on the quality of user contribution. A social media-based prediction market can utilize aspects of social effects to improve users' contribution quality. Drawing upon literature from diverse areas such as prediction markets, knowledge...

Explosive growth in the number of users on various social media platforms has transformed the way firms strategize their marketing activities. To take advantage of the vast size of social networks, firms have now turned their attention to influencer marketing wherein they employ independent...