Social Network

Do experts make biased decisions? In this study, we examine the decision-making of emergency department physicians who must decide whether to admit or discharge patients. We find evidence suggesting that these physicians are subject to biases in their decision-making. Specifically, we discovered that a physician's decision for a given patient can be ... 阅读更多

An HKUST researcher has developed a methodology to optimize promotions in online networks. The methodology does not only consider the likelihood of whether an individual is interested in the promotion (i.e., whom to target), but also how it impacts other individuals in the network (i.e., social influence of the target) and the time it is most effective ( ... 阅读更多

Peers and trend-setters have a powerful say in what products we decide to buy, particularly on online social media platforms. Naturally, this means that firms must consider the influence of network connections on purchase behaviors when designing pricing strategies. In doing so, they must consider when consumers decide to buy a new product—some consumers ... 阅读更多

Peers and trend-setters have a powerful say in what products we decide to buy, particularly on online social media platforms. Naturally, this means that firms must consider the influence of network connections on purchase behaviors when designing pricing strategies. In doing so, they must consider when consumers decide to buy a new product—some consumers ... 阅读更多

Viral marketing can be a cost-effective marketing tool to create awareness and reach many new customers. Viral marketing relies on word of mouth and leverages social networks of individuals to spread information. But, what is the optimal seeding strategy? Put differently: who should you target to initiate a viral marketing campaign? Previous research ... 阅读更多

Chinese venture capital (VC) firms suffer from imperfect information and poor legal protections when deciding whether to continue to invest in a company or cut it loose, according to HKUST researcher Yanfeng Zheng and a colleague. Analysing more than a decade’s worth of deals, the authors established that Chinese VCs are more likely to terminate investments ... 阅读更多

Sadly, underprivileged groups in less developed countries (LDCs) lack access to proper medical care and accurate medical information, resulting in high rates of mortality. As part of the United Nations (UN) Sustainable Development Goals (SDGs), which look to reduce maternal, infant, and child mortality, among other aims, information and communication ... 阅读更多

Twitter has almost 200 million users. Facebook’s customer base is even bigger, approaching 3 billion. Yet despite the staggering popularity of social media applications, it remains unclear exactly why and how people use this technology. Taking a holistic view of social media use, HKUST’s Professor Yan Xu and co-researchers developed a pioneering theory-based ... 阅读更多

Social interactions play a crucial role in the markets of social goods. This paper examines the optimal selling scheme when products show such social good feature. This paper examines a monopoly firm model adopting sequential launch strategy to sell social goods to a customer group in a network. Under this strategy, not only can the firm determine prices ... 阅读更多

With increase in global connectivity, the ability to navigate diverse workforce is seen as an important asset. Cultural competence refers to the ability to adapt and function efficiently in a diverse setting. In this presentation, Prof Melody Chao will explore how our mindsets (i.e., beliefs) and environmental factors influence our ease in managing diversity ... 阅读更多