Question-Answer (Q&A) forums are gaining popularity as a user-engagement tool to drive traffic on multi-service portals. In a platform market model, demand-side users seek answers from the supply-side users, since such answers can indicate value offered, reduce buyer uncertainty and offer social...

Health Information Exchanges (HIEs) are designed to improve the efficiency and quality of healthcare through enhanced information sharing between disparate health entities. The objective of this study is to systematically examine the impact of HIE use in emergency departments (EDs) on quality...

Firms of all sizes are trying to “join the conversation” on social media platforms, such as Twitter and Facebook, and are increasingly trademarking hashtags related to their products and brands. This new practice of trademarking hashtags has produced an important opportunity for empirical...

Identification of competitive healthcare providers is an important issue for successful operation of a bundled payment reimbursement program. We develop a healthcare provider selection framework via data envelopment analysis (DEA) and combinatorial auction (CA). Our goal is to cover target...

In the past decade, we have witnessed the growing importance of management responses to online reviews in digital platforms. In this study, we examine the impact of online management responses on business performance and their spillover effect on nearby businesses. By adopting multiple causal...

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...

We consider advertising problems under an IT capacity constraint encountered by electronic retailers in a duopolistic setting. While there is a considerable amount of literature on advertising games between firms, introducing an IT capacity constraint fundamentally changes this problem. In the...