Kim Seongcheol

• Student at Hanyang University

The current app store market is dominated by major platform firms that control mobile operating systems, such as Apple iOS and Google Android. While Apple has maintained strict control over its app store, Google has opted for a more lenient policy, until March 2022, when it would enforce its proprietary billing systems onto all paid and in-app purc...

This editorial article aims to introduce the virtual special issue (VSI) on the past, present, and future of OTT and live streaming services. This article provides the OTT research trends of the last six and a half years through a word cloud of the keywords of the 262 articles, the keyword network, as well as the coauthor network of the articles. A...

Higher education institutions have increasingly been challenged in providing their core services of teaching and learning during the COVID-19 pandemic crisis. As such, many higher education institutions, if not all, have shifted towards distance learning and e-learning using learning management systems. In this paper, based on a comparative study a...

Visual social media platforms can function as both facilitators and intervenors of concerning behaviors. This study focused on one of the health concerns worldwide, a leading cause of death related to mental health—suicide—in the context of a dominant visual social media platform, YouTube. This study employed content analysis method to identify the...

Because online news is pervasive and online comments provide space for people to express their opinions and participate in open discussions, they affect public opinion. However, at least in Korea, male users seem not only to be more active in consuming online news but also in commenting online. Many previous studies have investigated the gender imb...

The uncanny valley (UCV) model is an influential human-robot interaction theory that explains the relationship between the resemblance that robots have to humans and attitudes toward robots. Despite its extraordinary worth, this model remains untested in certain respects. One current limitation is that the model has only been examined in general or...

Korean pop music, commonly referred to as “K-pop,” is a genre that is gaining significant visibility and attention from global listeners. Among various factors that contribute to K-pop's global appeal, this study focuses on social media, particularly online video platforms. Video platforms are important as they enable artists to communicate directl...

Information and communications technology (ICT) and digital technologies are being actively used for education, and the ICT-enabled education market continues to grow. The recent COVID-19 pandemic situation is undoubtedly very stressful, because all teaching and learning activities have been forced to move online. This is an international comparati...

Purpose In mobile platforms, an increasing number of third-party developers (developers) create new ideas and enhance their expertise through knowledge sharing on the developers’ community. Notwithstanding the importance of the sharing and its uniqueness on the mobile platform contexts, the motivational factors of sharing their knowledge on the com...

This study explores the value of special issues by analyzing the characteristics of special issues of Telecommunications Policy (TP). Specifically, this study examines the status of special issue publications, the characteristics of their articles compared with those of general issues, and the factors affecting article citations. For the analysis,...

This editorial article introduces the papers presented at the ITS Seoul 2018 and seven papers selected for the special issue of ITS Seoul 2018. Specifically, this article provides the results of keyword networks, research agendas and coauthor networks of ITS Seoul 2018. A summary of the seven papers accepted for the special issue of ITS Seoul 2018...

Recently, smart home services have come to the forefront as part of the growing market for the “Internet of Things.” Since these smart home services were introduced, they have been expected to grow rapidly. However, contrary to optimistic expectations for future market growth, the smart home market has appeared to hit a roadblock and remains at an...

This article aims to understand fan’s instant sponsorship (FIS), focusing on promoting and hindering factors. FIS refers to viewers’ occasional activities that pay for items through various methods, usually in the form of cyber money, to content creators on personal broadcasting platforms. We base our use of this term on a review of comparable conc...

The online channel becomes one of the most important distribution channels of news contents. As the portal becomes a platform for the distribution of news content to users, the conflict between the portal and newspaper companies arises about the value of the news content provided to Internet portals by newspaper companies. This paper attempts to es...

With the development of information and communication technologies and Internet of things, the open-platform strategy has come into the spotlight. Opening a platform allows external firms or individuals to enter the platform ecosystem without any restrictions. A platform connects diverse products and services, and thus the aim of this study is to s...

Takeovers by telecommunications carriers have surged during between 1996 and 2005, stimulated by the Telecommunications Act of 1996. In this study, we hypothesize and test the short-term and long-term performance of telecommunications carrier mergers and acquisitions (M&As) between 1996 and 2005 according to three main categories (strategic types,...

This study identifies the attitudes of three types of newspaper journalists towards robot journalism by employing Q-methodology. The samples analyzed in this study are 47 journalists from 17 South Korean newspapers. The first type believes that journalism is beyond robots' capabilities, a position terms "journalism's elitism." The second type demon...

Mobile instant messaging (mIM) services are a critical tool that has transformed people's means of communication and ways of living. By using smart devices that enable users to be connected anytime and anywhere, mIM users can exchange real-time messages that enhance their interpersonal relationships and social belonging. To continuously retain and...

The Internet of Things (IoT), as a new growth engine of the information and communications technology industry, has sparked global enthusiasm. However, academic deliberation has concentrated on technological aspects, discounting the multifaceted nature of IoT. Therefore, we reviewed non-technical papers to examine the current status of scholarly di...

Corporate sustainability has increased in importance, because corporations must survive in a social and ecological network as an interdependent going concern. However, from a business perspective, it is an empirical issue whether the firm's corporate sustainability performance is associated with its financial performance. In this paper, based on Oh...

As a result of the speed of information and communications technology convergence, the concept of the business ecosystem has been adopted for understanding the business value chain. Within the business ecosystem, keystones play a central role. Currently, Google and Apple are the keystones of the mobile ecosystem, and they have been quite active in...

Despite the growing online movie market, attributes of digital films are inadequately studied. This study analyzes theatrical and post-theatrical determinants of film success on the video-on-demand (VOD) market of Korea through 226 films. Key results show that higher box office records and shorter holdback were found significant, while box office p...

The increasing penetration of broadband and multiscreen availability has encouraged the development of premium video consumption through over-the-top (OTT) services. Netflix, the leading global OTT provider, is aggressively expanding its international operations and has ambitiously entered the Asian market. To prepare for the shift that the streami...

This study sought to identify the determinants of chief officers of newspapers in introducing robot journalism into newsrooms. Analytic hierarchy process was employed as a methodology, and data to be analysed were obtained from 42 surveys on chief officers from 24 different newspaper companies. According to the results, a prospected business perfor...

Smartwatches, among many wearable form factors, have become an important starting point for the wide dissemination of wearable devices. Not only are smartwatches a new IT product, they are also a fashion product. Recognizing the smartwatch as the converging point of IT innovation and fashion, the current study examines whether factors germane to th...

Wearable devices indicate objects encompassing both mobile computing and fashion characteristics. Although the combination of the two characteristics is relatively new, consumers’ recognition of smartwatches, one type of wearable, is increasing. However, despite the heightened interest in smartwatches, sales are growing more slowly than expected. I...

We examined the effects of professional autonomy and group cohesion on the organizational commitment of research and development (R&D) professionals, taking into account the moderating role of job complexity in this relationship. Participants were 264 full-time researchers who each had over 5 years' tenure at an international information technology...

Recently, automobile companies have begun to expand their partnerships with major information technology (IT) companies by adopting in-vehicle infotainment (IVI) systems for use in ‘smart cars’. An IVI system provides embedded infotainment services that include not only navigation, but also access to a wider variety of content. In order to lead in...

The study investigated the N-Screen strategies of paid digital contents of foreign newspapers belonging to advanced companies: USA, United Kingdom, and Japan. This research employed the time to launch paid digital content business, whether or not to segment market, and 4p marketing mix strategies for analyzing the strategies. The results show that...

With the increasing use of smart devices recently, mobile traffic has been increasing rapidly, which in turn has resulted in greater demand for frequency. Many countries have attempted to use the vacant frequencies known as television white space in an effort to solve the frequency problem. Super Wi-Fi, a wireless Internet service based on televisi...

Netflix is commonly referred as an over-the-top (OTT) media, and it takes a role of a video platform changing the market. The purpose of this research is to explain the competition in Korean video platform market, in particular competition between traditional pay TV and OTT. In this study, the theory of the niche is adopted to explain the competiti...

Professional research and development (R&D) organizations typically employ highly educated professionals to work on a range of creative, intellectual projects in their chosen fields. In these organizations, organizational culture and subculture are critical factors connected with project success. This paper explores the existence of subcultures and...

This research examines factors affecting behavioral intention to use integrated platform (IP), which is one of the business models regarding paid digital contents, based on extended United Theory of Acceptance and Use of Technology (UTAUT2). IP is a service which is designed to make digital content charged. It combines digitalized format of newspap...

In recent years, patent lawsuits in the smartphone industry have become a sensitive issue. While numerous studies have investigated the wealth effect of patent and corporate litigation, few have examined current patent litigation in the smartphone industry. This paper investigates the wealth effect of patent lawsuits between Apple and other smartph...

Advances in mobile technology and the growing availability of smartphones are stimulating the rapid development of mobile commerce applications. Mobile commerce (m-commerce) is a new type of e-commerce, enabling transactions to be conducted via mobile devices. Due to its unique characteristics, m-commerce promises new business opportunities with un...

This study identifies and analyzes the causes for WiBro’s failure in the Korean telecommunications market within the context of the technological systems framework and the actor–network theory. The reverse salients of WiBro were identified according to the activities of the actors from three different domains: technology, government, and business....

This paper investigated customers` willingness to pay (WTP) for the integrated news platform, which is a paid digital news service provided by Korean newspapers. The integrated news platform has been widely employed and regarded as an alternative to recover dramatically decreasing sales of newspapers since N-Screen era began. This study employed a...

Mobile platform providers, including Apple and Google, have grown quickly to become central players in the mobile ecosystem. They now act as gatekeepers of information among multiple niche players in the mobile ecosystem. Many players from different industry sectors have tried to build their ecosystem centered on their own mobile platform, but only...

The purpose of this paper is to explore the possibility for Korean entertainment companies to enter into debt financing. In particular, this study focuses on the possibility of issuing corporate bond and the asset backed securities (ABS) by two leading entertainment companies in Korea: SM Entertainment (SM) and YG Entertainment (YG). Depth intervie...

In the Chinese telecommunications industry, the penetration rates of mobile telecommunications currently vary by province from less than 40% to over 100%. The purpose of this paper is to suggest a new regional clustering approach of China from the perspective of mobile telecommunications based on the diffusion characteristics of estimated innovatio...

[As information technologies have become embedded in daily life, end-users encounter unexpected dangers from using IT. Electromagnetic field (EMF) risk from mobile phones is an example of those dangers. In this paper, we explore how much users value their tolerance of EMF risk by scrutinizing their preference structure of mobile phone devices. The...

With the widespread growth of smart phone use, mobile platforms have become the central part of a new mobile ecosystem. A mobile platform can be defined as an operating system of a mobile device, an application market or a combination of these two. Mobile platform providers, including Apple and Google, have grown quickly to become central players....

This paper forecasts 3G mobile subscription in mainland China while incorporating regional disparity. First, using stochastic frontier analysis, this paper tries to measure the relative market potential of 2G mobile service in 31 Chinese provinces. Second, this paper estimates diffusion parameters, including innovation coefficient, imitation coeffi...

Network neutrality has recently become a major issue in the telecommunications industry as the demand for services which need more bandwidth have continued to grow. It is frequently argued that network neutrality is necessary to guarantee fair competition, continuous innovation among contents and application providers and to protect access by end u...

The concept of corporate sustainability management (CSM) has been widely addressed in academic and business fields. Many companies now implement CSM, and CSM performance can be a good reference for investors to assess a company. In spite of its importance and prevailing presence, few studies have been done on the sustainability management of teleco...

The role of users has evolved to become one that includes innovation and participation in the creation of novel products and their use (Von Hippel 1986). In prehistoric times, humans had the desire to create and share their artistic activities and experiences. A case in point is Lascaux1, which exemplifies the human endeavor regarding the creation...

Video user-created content (video UCC) is currently being spotlighted by business practitioners and researchers. However, little consideration is being made on elderly people’s adoption of this innovative service. This paper highlights this issue of elderly online users and discovers the factors affecting their participation decisions in video UCC...

This paper proposes a new estimation method of total cost and average cost curves and applies it to the telecommunications industry. The method is more flexible and entails less hassle for data collection than traditional methods. The results show that the long-run average cost (LRAC) curve is downward sloping, revealing the presence of economies o...

Multihop communications will be a key element and will play an important role in 4G wireless networks. To deliver multihop functionality successfully, user participation is imperative. Unfortunately, users of a network may not wish to forward data for others and consume their own scarce resources without rewards. There is an inherent tension betwee...

This article investigates whether acquiring telecommunications firms managed their earnings by means of discretionary accruals prior to the announcement of stock-for-stock takeovers in the U.S. telecommunications industry during the period of 1990 to 2006. The results show that acquiring telecommunications firms manage earnings upward prior to stoc...

This paper analyzes WiBro, one of the emerging wireless technologies for portable Internet services (PIS), which are designed to enable mobile broadband access. Based on an empirical examination of consumer preferences for mobile broadband technologies and an estimation of the future demand for WiBro, this study proposes that WiBro should fill the...

Information technology (IT) outsourcing has been one of the critical issues in organization management. Business process outsourcing (BPO) is an advanced type of IT outsourcing, which will be the next big wave in information technology services. Nevertheless, since prior studies have only examined issues related to traditional IS outsourcing, there...

We provide 'NRI (net regulation impact) index', using the position in NGN value chain and market share of individual firms. We apply this index to the Korean case to evaluate the firm-level impacts of NGN regulatory changes.

Although various emerging technologies have been launched, they present limitations as far as offering full-scale ubiquitous services independently is concerned. In view of this fact, service providers are likely to provide bundled services among possible combinations of services. Indeed, making a timely decision regarding the value maximization of...

Telematics service is a rapidly evolving mobile commerce service in the early stages of its diffusion. This study examines consumer preferences for transport telematics services over time in terms of service features and purchasing time by conjoint analysis and the rate of time preference (RTP) method. Our empirical results prove that an upgraded n...

The value chain model serves as a proper analytical tool of industry processes, particularly under rapidly changing telecommunications environments. This article attempts to provide a better understanding of the convergence between the fixed and mobile telecommunication industries by investigating changes in the value chains. Specifically, this art...

Governments in many countries have been implementing e-government for the purpose of better service delivery to citizen, better environments for businesses, and more efficient and transparent public administration. However, most implementations of e-government have provided temporary approaches rather than holistic view for citizen-oriented service...

In Korea, the number of VoIP users is expected to rapidly increase after introducing VoIP number portability on October 31, 2008. The total number already gone beyond 2 million, and the number of customer churn has exceeded 0.35 million. Considering the high penetration rate of broadband Internet in households is exceeding 80 percent, it can be sai...

Human beings have desires to create and share their artistic activities and experiences. Now we are living in the mobile generation, and the mobile environment offers a great opportunity to realize these desires. This paper has shown that the mobile video UCC service can deliver superior value to that of existing mobile services in terms of immedia...

Given that next generation wireless communication tech-nologies are expected to lead to broadband and ubiquitous networks, new business models have been established in nearly all fields of mobile com-munications. Many of these business models are dedicated to broadband data services such as satellite broadcasting, high speed mobile Internet, and hi...