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September 1994 - present
Publications
Publications (104)
The Study Demands and Resources Scale (SDRS) has shown promise as a valid and reliable measure for measuring students’ specific study demands and -resources. However, there is no evidence as to its psychometric properties outside of the original context in which it was developed. This study aimed to assess the psychometric properties of the SDRS in...
In the wake of the global disruption caused by the coronavirus pandemic, digital channels have emerged as a significant driver of business sales. As such, the value of digital business management has received considerable attention from industrial practitioners. Beyond conventional promotion techniques, collaboration with digital market influencers...
Task performance refers to the proficiency with which students perform in academic tasks through making the right choices and completing core tasks central to their academic studies, on time and to specification. We adapted Koopmans et al.’s (2014) task performance scale for use within tertiary education and investigated its psychometric properties...
Despite its popularity in practice, the Grit-O Scale has shown inconsistent factorial structures and differing levels of internal consistency in samples outside the USA. The validity of the Grit-O Scale in different contexts is, therefore, questionable. As such, the purpose of this paper was to determine whether the Grit-O Scale could be used as a...
Virtual teams play a crucial role in today's knowledge-based organisation for overcoming challenges in our dynamic world, especially in the current situation of the COVID-19 pandemic. Teams play a key role in today's knowledge-based organization for overcoming challenges in our dynamic world. Drawing on social information processing theory, this st...
With the prevalence of social media that promote interactivity among people, more organisations rely on Key Opinion Leader (KOL) to interact with potential customers in various social media for brand building. This study explores how KOL’s characteristics affect the KOL effectiveness and the outcome of brand image building of skincare products. We...
The micro-task crowdsourcing marketplace, as a novel platform, has provided firms with a new way to recruit employees at a reasonable cost and with a fast turnaround. This research explores how different types of motivations affect individuals’ continued participation intention in compensation-based micro-task crowdsourcing platforms. Our theoretic...
Purpose
This study applies self-determination theory to investigate how motivations to participate in LinkedIn would influence a professional's intention to leave an organization for professional advancement (ILPA).
Design/methodology/approach
The authors randomly sampled 5810 professionals who are actively participating in LinkedIn for at least s...
Is having a degree of a postgraduate programme necessary and indispensable? Over the recent decades, it is noticeable to find that experienced professionals with a postgraduate degree would move up the corporate ladder relatively faster than those who do not. Because of that, professionals seeking for master degree or above are growing. In parallel...
Severe stress and depression constitute serious challenges to people in both personal and public health. Numerous university students suffer from depression each year while only fractions of them receive proper and competent treatments. Following the trends of the era, social media has been prevalent among university students and become a new platf...
In this study, we explore the common phenomenon of using online review sites to acquire information for decision-making. Nowadays, online review sites such as Yelp in the US and OpenRice in Hong Kong, which provide effective platforms for consumers to share their post-purchase experiences, are getting popular. While we get into a collective decisio...
Why would employees adopt bring your own device (BYOD)? Would employees feel risk-taking to perform their work by using their own devices? Would peer pressure and company policy help encourage their employees to BYOD and how? Using the Technology Threat Avoidance Theory (TTAT), we hypothesize the intention of adopting BYOD is due to the accessing o...
Why would people feel the need to disclose their negative emotions? Using the theory of conservation of resources, we hypothesize disclosure intention and behavior would be influenced by duration and severity of the negative emotional state. Moreover, we predict the effect of unexpected events and “the Big Five” personality traits on disclosure int...
The influence of electronic word of mouth (eWOM) has been heavily investigated in relation to online ratings. However, only a few studies examined the content of eWOM. From the perspective of the consideration sets model, consumers formulate an awareness set, a consideration set and a choice set before making a purchase. We argue that the formulati...
In this paper, minimizing makespan for singlemachine scheduling problem with human energy recovery function under nonlinear time-dependent deterioration is considered. Firstly, a human recovery function is proposed according to the length of a rate-modifying activity (RMA) (i.e. the length of the rest time). Meanwhile, it is the first paper to intr...
Purpose
– The purpose of this paper is to investigate the effectiveness of mobile messaging for the purposes of information sharing and social networking based on the types of social ties involved. The authors identify two psychological traits in the model: perceived time shortages (TSs) and anxiety trait. These traits can influence individuals’ mo...
In the face of fierce competition in the mobile device market, the only way for smart mobile
device producers to maintain and expand their market share is to design and develop products
that meet users’ expectations. With the increasing importance of smart mobile devices in
people’s lives, mobility is likely to be a key feature that addresses the n...
This paper presents a hybrid algorithm in the area of peer recommendation in Twitter. Due to the big data issue on Twitter, we define a filtering strategy to reduce the number of candidates who might be recommended to the target user. Meanwhile, we refine the content-based similarity and graph-based similarity algorithms proposed by other academics...
The aircraft ground service is a key ring to guarantee flight safety and normal operation. In the case of the traveling time of service crew from one aircraft parking place to another to be nonignorable, the scheduling optimization problem of ground service can be described as a vehicle routing problem with time windows of multiply nonidentical veh...
The ever-expanding Internet and fast-growing pace of online shopping push companies to implement online customization. Rather than customizing on the information delivery, transaction handling, and product features, companies also start to offer different specific privileges to different types of customers. In this regard, we would like to examine...
Software as a Service (SaaS), which offers the possibility to cover both core and non-core business operations of a company, has profoundly transformed traditional outsourcing approaches. As SaaS represents promising solutions for a variety of business processes, it is important to identify a theoretical framework to evaluate SaaS adoption for thes...
The single machine scheduling problem with multi-rate-modifying activities under a time-dependent deterioration to minimize makespan is studied. After examining the characteristics of the problem, a number of properties and a lower bound are proposed. A branch and bound algorithm and a heuristic algorithm are used in the solution, and two special c...
The paper considers the due-date assignment problem with a non-linear deterioration in which the due dates are determined by the equal slack method. Here, the processing time of a job is defined by a non-linear function of total normal processing time of jobs in front of it in the sequence. The objective is to minimize the total tardiness penalties...
Wei He Vincent Cho Cong Qi- [...]
F. Lu
Knowledge management (KM) has long been theorized as an important source of organizational competitive advantage. By developing dynamic capability of leveraging intellectual assets, an organization is expected to be able to innovatively respond to changing environment. However, the research streams of creativity and innovation on one hand and KM on...
In the past few years consumers have enjoyed consuming video content on a growing number of devices including the traditional television, personal computers, mobile phone and tablets. Each device has its own technical attributes and associated consumption characteristics. This research examines the differential effects of user experience on engagem...
Purpose
Given the increasing influence and importance of professionals in modern society, this study aims to investigate the influence of organizational commitment and professional commitment on professionals' intention to leave their organizations for professional advancement (ILPA).
Design/methodology/approach
A total of 500 members of a large H...
e-Learning tools have profoundly transformed modern pedagogical approaches. Vendors provide different types of systems, such as self-paced (SP) and instructor–student interactive (ISI) e-Learning tools. Although both types of tools represent promising solutions to facilitate the learning process, it is important to theoretically identify a framewor...
Small- and medium-sized enterprises (SMEs) are fac- ing great challenges in their information systems (IS) outsourc- ing relationship management, especially with customized soft- ware outsourcing under conditions of technological uncertainty and transaction-specific investments. The problem may be even critical for Chinese SMEs in emerging economie...
This study proposes a comprehensive model that incorporates attitudinal variables in the technology acceptance model, motivational variables in the innovation diffusion theory, and the social variable in the theory of planned behavior to investigate the attitude, behavioral intentions, and usage of information and communication technologies (ICT) b...
Decision-support systems are increasingly important applications of databases. Corporations like banking, insurance, retail and health-care are beginning to use the accumulated operational data to help understand and run their business. Towards this purpose, data from the different operations of a corporation are reconciled and stored in a
Why would people use Short Message Service (SMS) to say something they would not say in person? There is a trend that SMS is becoming more and more popular because it facilitates more extended modes of communications. Using technology acceptance model, we hypothesize the attitude of SMS would be influenced by its perceived effectiveness for communi...
This study aims at developing an evaluation framework of strategic information systems (SIS) and evaluating the SIS planning and implementation by using a cognitive approach called the repertory grid technique. The findings are based on in-depth interviews with chief information officers (CIOs) involved with SIS developments in their organisations....
Nowadays, stock market is becoming a popular investment platform for both institutional and individual investors. The current financial information systems serve to provide latest information. However, they lack sophisticated analytical tools. This paper proposes a new architecture for financial information systems. The developed prototype is entit...
This study investigates how the endorser's persuasiveness (with the endorser being an expert or a celebrity) affects consumer purchase intention of high-involvement products. We separate products into two types: newly launched and mature ones. In the theoretical framework, we suggested that the endorser's persuasiveness would significantly affect p...
This paper proposes a model for customer relationship management (CRM) using iThink®, which incorporates the concept of system dynamics. The proposed CRM model consists of module 1: a customer purchasing behavior model, module 2: a Markov chain model, and module 3: a financial returns model. By considering the marketing activities and product attra...
Recent studies on Organisational Learning (OL) drive us a re-visit to its impact on system effectiveness. With a strong OL culture, a company can face the challenges of the ever changing environments. The company may also have a better utilisation of an information system. With a survey on 500 companies using an Electronic Document Management Syste...
Research on information technology (IT) and information systems (IS) outsourcing has been expanding in recent years and this trend is likely to continue. However, few studies have systematically examined the determinants of partnership quality in IT/IS outsourcing. In this study, we propose a research model to examine partnership quality formation...
Aviation industry is highly dynamic and demanding in nature that time and safety are the two most important factors while one of the major sources of delay is aircraft on ground because of it complexity, a lot of machinery like vehicles are involved and lots of communication are involved. As one of the aircraft ground services providers in Hong Kon...
Mainstream technology management literature suggests that research on continued usage of technology is largely based on two perspectives, namely (i) a forward-looking perspective that underpins the technology acceptance model (TAM), and (ii) a retrospective perspective that is based on the expectation disconfirmation theory (EDT). We propose an ext...
With the further improvement in internet bandwidth, connection stability and data transmission security, a new wave of Application Service Providers (ASP) is on his way. The recent booming on some models such as Software Application as Service (SaaS) and On-Demand in 2008, has led to emergence of ASP model in core business functions. The traditiona...
The aircraft ground service company is responsible for carrying out the regular tasks to aircraft maintenace between their arrival at and departure from the airport. This paper presents the application of a hybrid approach based upon greedy randomized adaptive search procedure (GRASP) for rostering technical staff such that they are assigned predef...
While past studies on user-interface design focused on a particular system or application using the experimental approach, we propose a theoretical model to assess the impact of perceived user-interface design (PUID) on continued usage intention (CUI) of self-paced e-learning tools in general. We argue that the impact of PUID is mediated by two var...
Using the monthly statistics of tourists from four different origins (America, Europe, Asia and Oceania) among seven places in the Asia Pacific region for a period from January 1991 to December 2005, we investigate these 28 time series using the Holt-Winters method, artificial neural network and numerical graphical plots. Interesting comparisons on...
Traditionally, many studies have attempted to use economic demand models. This paper stresses on the influence of non-economic factors on tourism demand. Some researchers have suggested that tourists from different origins have various cultural and nationalistic backgrounds, and they may interpret visual imagery and experiences differently. Alignin...
Are unethical e-service providers more tolerant of disloyal users? Only a few studies have been done on the attitude of the e-service providers who behave unethically. This research intends to fill this gap in current literature. We identify two different perspectives, behavior consistency and ethical reciprocity, in explaining the attitude of e-se...
Pevious IS outsourcing research studies failed to provide evidences on how IT client-vendor relationships should be governed to ensure project success and relational continuity. More importantly, it is even challenging for companies to achieve outsourcing success in transition economies facing an environment characterized by institutional instabili...
This chapter discusses a service oriented framework to realize proximity aware services for mobile devices. It describes the architecture at both client and server ends. Using the proposed framework we develop a prototype to realize a real world application. The chapter ends with a discussion on the framework and possible future enhancements.1
This chapter introduces the notion of trust as a means to establish security in ubiquitous mobile network systems. It argues that trust is an essential requirement to enable security in any open network environments, and in particular, in wireless ad hoc environments where there is no network topology. In such environments, communication can only b...
Over the past decade, electronic commerce has expanded and has provided new ways of conducting businesses in a brand new environment. Lately u-commerce seems to be pioneering the field of electronic transactions. Where ‘u’ stands for ubiquitous, unison, unique and universal, u-commerce offers the opportunity to users to conduct business everywhere...
The rapid growth of u-commerce, the new generation of e-commerce, together with the need for the adoption of new technologies, has necessitated the need for effective organizational changes to this challenging and eminent trend. The authors posit that firms should explore the consumers’ perception of u-commerce and further exploit the strategic adv...
By expanding the technology acceptance model, this study analyzes the consumer purchasing behaviors with virtual currency in Web 2.0 drawing data from 311 users. This study focuses on which variables influence the intention to transact with virtual currency in Web 2.0. Individuals’ responses to questions about attitude and intention to transact in...
The advancement of technologies to connect people and objects anywhere has provided many opportunities for enterprises. This chapter will review the different wireless networking technologies and mobile devices that have been developed, and discuss how they can help organizations better bridge the gap between their employees or customers and the in...
The mission of this chapter is to investigate (1) how u-commerce is made available by online brokerage agents and the different interfaces they provide via mobile phone transactions, computer transactions, and/or land-line telephone transactions (either thru broker assisted transactions or interactive voice-response phone systems), (2) how the anyt...
Performance gains from SFA investments have often been obstructed by the sales force’s unwillingness to accept and use available systems. Studies show that a strong reason for resistance by the sales force to the technology is the failure to convince salespeople of the advantages and benefits of the new technology. Consequently firms face the chall...
In models to study technology acceptance, the empirically validated path from perceived ease of use (PEOU) to perceived usefulness (PU) is usually rationalized by the argument that the less effort it is required to use a technology, the more useful the technology is. This argument is rather generic to fully account for the relationship between PEOU...
Ubiquitous computing will change the way people live with technology. At the same time it will also affect the way people access and use services. It is obvious that these new ubiquitous services have a lot of business potential. However, before this potential can be fully exploited, we need to understand the crucial factors behind creating commerc...
This chapter examines how people in organizations appropriate new computer-based media, that is, how they adopt, reconfigure, and integrate advanced communication technologies such as groupware or desktop conferencing systems into their work practice. The chapter presents and analyzes findings from an in-depth field study of the adoption and use of...
We will discuss on new methods and tools for building high personalized, virtual e-business services. A new service provisioning architecture based on web services has been conceived, taking into account issues related to end-user mobility. The following pages deal with a proposal for creating real localized, personalized virtual environments using...
Group-buying (or volume discount) is a promising field in electronic commerce for applying software agent technologies. In a traditional group-buying mechanism, either a customer or the supplier calls up a sufficient number of buyers for a target item, and then coordinates the actions of all participants during the whole process. Most participants...
The advancements in information and communication technology (ICT) have resulted in the new concepts being developed in this discipline. Ubiquitous and pervasive computing are among the number of other concepts provided by the ICT. Especially these concepts are providing scope for radical changes in business processes of organizations. It would bec...
This chapter will review the studies on the data quality on the Internet and will propose some suggestions to improve existing Internet resources. The layout of this chapter is as follows. First, the definitions of data quality will be visited. Next, the author would like to review the reasons of poor data quality. Framework and assessment based on...
The growth and convergence of wireless telecommunications and ubiquitous networks has created a tremendous potential platform for providing business services. In consumer markets, mobile marketing is likely to be a key growth area. The immediacy, interactivity, and mobility of wireless devices provide a novel platform for marketing. The personal an...
Koreans envision a world in which anyone can access information and the tools to explore it anytime, anywhere. Korea has been one of the leaders in the mobile industry and this chapter explores the past, present and future of mobile technology and markets in Korea. Starting with background and a brief overview of the current situation, this chapter...
This chapter has the aim to point out an important functionality of a ubiquitous mobile system, and more specifically, its application in the learning domain. This functionality is the possibility to access the learning material from mobile devices, like PDAs (personal digital assistants) during their off-line periods and the technique to approach...
In line with the mainstream research on e-learning, we propose a model of the continued usage of e-learning communication tools by learners. We observe in particular that there are two less studied but potentially very important factors, learning self-efficacy and compatibility of values and beliefs with learning tools, which may contribute signifi...
Location attractiveness, which concerns the overall perception of a location, is a dominant factor that drives travellers to a destination. Past studies mainly focused on the underlying antecedents that influence the attractiveness of a location. This paper sheds light on a theoretical model relating to the impact of location attractiveness. From b...
With the emerging importance of Organisational Learning (OL) in an organisation, we attempt to study its impact on system effectiveness. It is hypothesised that an organisation with a good learning orientation would facilitate the implementation and usage of an information system such as the Electronic Document Management System (EDMS). Our study s...
M-commerce (mobile commerce) is the buying and selling of goods and services through wireless handheld electronic devices such as portable personal computers, mobile phones and personal digital assistants. This paper proposes a theory-driven examination of the adoption of M-commerce devices (MCD) by consumers in their on-line purchase processes. By...
This paper proposes a study on the underlying factors affecting the adoption, routinization and infusion of electronic patient record in the clinics of Hong Kong. We suggest using a focus group to identify the potential antecedents for the three stages of innovation diffusion (adoption, routinization and infusion). Then a theoretical framework base...
Past studies on system effectiveness capture the underlying factors (top management support, communication effectiveness, firm size, and user training) as well as different dimensions (system quality, information quality, use, user satisfaction, individual impact, and organizational impact) necessary to evaluate the effectiveness of a system. Altho...
The purpose of this study was to explore the influence of perceived IT beliefs, task-technology fit, attitude, self-efficacy, and subjective norm on behavioral intention of adopting information technology in hotels in Hangzhou, China. A number of 458 usable self-administered questionnaires were collected. Results show that attitude, self-efficacy,...
This study examined the effect of the four constructs – trust in online media, trust in online services, perceived risk with online media, and perceived risk with online services – on the use of information-oriented online legal services. Using past theories on adoption studies, a three-level framework was developed. This framework helped to formul...
For this study, 121 Hong Kong garment manufacturing firms were surveyed on their adoption of a third-party B2B portal, which utilizes an Internet-based EDI technology using XML. Using path analysis, the impact of underlying factors such as CEO innovativeness and attitude toward IT, perceived external pressure, and perceived benefits and hindrances...
This study explores the influence of user-interface design on technology adoption by comparing three theoretical models: (1) the original TAM, (2) the model with user-interface design as an antecedent to PU and PEOU, and (3) the model with additional two other antecedents: system support and functionality, which are mediating factors of user-interf...
Businesses are recognizing the value of data as a strategic asset. This is reflected by the high degree of interest in new technologies such as data mining. Corporations in banking, insurance, retail, and healthcare are harnessing aggregated operational data to help understand and run their businesses (Brockett et al., 1997; Delmater & Hamcock, 200...
The insurance industry of Hong Kong has been experiencing steady growth in the last decade. One of the current problems in the industry is that, in general, insurance agent turnover is high. The selection of new agents is treated as a regular recruitment exercise. This study focuses on the characteristics of data warehousing and the appropriate dat...
Forecasting plays a major role in tourism planning. The promotion of tourism projects involving substantial sums of money requires an estimate of future demand and market penetration. The commitment to developing tourism would be much easier if it were possible to analyse current and past tourist traffic and predict the nature of changes in tourism...
This research examines the determinants of customer adoption of the online legal services in the B2C E-commerce market in Hong Kong. Drawing from the Technology Acceptance Model (TAM) and other models such as the Theory of Planned Behavior (TPB), the Theory of Reasoned Action (TRA), Triandis Model and the Innovation Diffusion Theory (IDT), an exten...
Given the trend that international corporations are utilizing various information systems for their daily activities, information on sales transactions together with corresponding customer profile is usually available in airlines and international hotel chains. This allows segments of customers to be drawn according to selected relevant demographic...
. Many successful data-mining techniques and systems have been developed. These techniques usually apply to centralized databases
with less restricted requirements on learning and response time. Not so much effort has yet been put into mining distributed
databases and real-time issues. In this paper, we investigate issues of fast-distributed data m...
In this paper, a new learning package, VONNA(HBP), which provides an interactive and online environment for novices to study and practice hotel budget planning, is introduced. Its design philosophy will be discussed thoughtfully with special focus on how to make use of the multimedia and Internet. According to literatures, learning packages are fac...
Amid the wave of electronic commerce (E-Commerce), which is seemingly permeating every facet of our life, both Hong Kong and Singapore are eager to develop their own infrastructures to support and foster the ongoing development of E-Commerce. According to the figures published by the International Data Corporation [IDC 1996], the estimates of overa...
This article investigates the application of three time-series forecasting techniques, namely, exponential smoothing, univariate Autoregressive Integrated Moving Average (ARIMA), and adjusted ARIMA to predict travel demand (i.e., the number of arrivals) from different countries to Hong Kong. The third approach, adjusted ARIMA, is an enhancement of...
Yield management is a technique focusing management decision making on maximizing revenue or profit from the sale of hotel rooms. In our study, we develop a yield management technique for maximizing revenue using a probabilistic rule-based framework in Knowledge Discovery technique. The paper starts the investigation with a theoretical framework th...
Computer-based information systems have recently emerged as one of the important tools for optimizing work procedure and improving service quality in the hotel industry. A fast and accurate information system can handle more than half of the procedural paper work and provide a wide range of management reports. However, the performance of an informa...
These days more and more crucial and commercially valuable information becomes available on the World Wide Web. Also financial
services companies are making their products increasingly available on the Web. This paper suggests and investigates six methods
to combine multiple categorical predictions that are generated from distributed information av...
These days textual information becomes increasingly available through the Web. This makes text an attractive resource from which to mine knowledge. The major difficulty in mining textual data is that the information is unstructured. Hence the data has to be preprocessed first so as to obtain some form of structured data which is amenable to data mi...
Our aim is to predict stock markets using information contained in
articles published on the Web, mostly textual articles appearing in the
leading and influential financial newspapers. From those articles the
daily closing values of major stock market indices in Asia, Europe and
America are predicted. Textual statements contain not only the effect...
Computerized food and beverage cost control systems have evolved rapidly during recent years. These computerized systems are designed to remove much of the calculation drudg ery in manual cost control systems, such as budgeting, inventory control, and recipe cost ing. However, many users complain that these systems do not meet their needs. This sug...
We predict stock markets using information contained in articles pubilshed on the Web. Mostly textual artictes appearing in the leading and the most influential financial newspapers are taken as input. From those articles the daily closing values of major stock market indices In Asia, Europe and America are predicted. Textual statements contain not...
Data mining can be described as "making better use of data". Every human being is increasingly faced with unmanageable amounts of data, hence, data mining or knowledge discovery apparently affects all of us. It is therefore recognized as one of the key research areas. Ideally, we would like to develop techniques for "making better use of any kind o...
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