Hong Kong played a pivotal role in the international spread of the Severe Acute Respiratory Syndrome (SARS): a doctor who spent the night of 21-22 February 2003 at Hotel 'M' was identified as the index case for four national and international clusters of SARS. In parallel to the international collaborative study led by WHO and United States, a retrospective study on the cohort of German persons...

In a competitive market, customer decision is made to maximize his utility. It can be assumed that risk of losing a supply chain’s customer can be defined based on products utility from customer point of view. This paper takes account of product price and service level as competition criteria. The proposed model is based on non-cooperative game theory, for one-manufacturer and one-retailer supp...

COVID-19 claimed thousands of lives worldwide and put food systems, public health, the workplace in grave danger. Airline stock losses indicate industry-wide damage. We compared two large government-owned airlines to smaller for-profit over five years. A case study examined how online reviews have affected Chinese tourism. Investors hotel industry made during pandemic. This analyzed operational...

This research used a typical e-mail query to investigate customer service by 491 properties from 13 international hotel chains. These five-star hotels had difficulty providing prompt, accurate, and timely e-mail responses to their customers. The results suggest significant differences in e-mail customer service, based on hotel location and the size of the hotel chain. The poor responsiveness an...

Recommendation systems apply knowledge discovery techniques to the problem of making personalized recommendation for information, products or services in the Internet. These works, especially collaborative filtering algorithms acquired relatively satisfactory results. They can millions of users easily search hundreds of millions of items. In tourism industry, potential customers may book hotel ...