• Journal of Korea Game Society
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• v.18 no.1
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• pp.83-94
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• 2018

This study is to analyze the difference of satisfaction according to the usage motivation of Live video streaming and characteristics of the adopter(early adopters, late adopters). For this purpose, we conducted a survey of 283 people in the age of 10~30 using AfreecaTV. As a result of the study, users spending daily hours on watching Afreeca TV showed a positive effect on the usage motivation. It shows only one difference in education level between the demographic characteristics, based on the adopter characteristics. Also the differences in the satisfaction factors were found to be habits, communication, entertainment accessibility in the early adopters and accessibility, credibility, habits, accessibility were significant influences on the late adopters.

• Proceeding of Spring/Autumn Annual Conference of KHA
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• 2008.11a
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• pp.332-337
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• 2008

The supply of digital homes has been increasing but digital home services which meet consumer needs under the various conditions have not identified. The purpose of the study was to investigate the residents' characteristics living in digital apartments with comparison of their innovativeness toward technology. Residents who lived in two apartment complexes equipped with fundamental digital home services(Level 1 service) were selected to conduct the survey. A total of 500 responses were used for data analyses. Responses were classified into three groups based on their innovativeness toward technology for data analyses. The results of the study showed that residents' socio-demographic and housing related characteristics differed according to their acceptance trait of new technology. Early adopters and early majority were younger, higher income, and more educated than late adopters. Also, they were more likely to be renters and consider installation of digital home services before they moved in. Respondents who had higher innovativeness tended to experience more positive life changes after using digital home services and possessed more and many digital appliances. Remote control and remote meter reading service were the most preferable features among digital home services without no differences in three groups.

• Journal of the Korean housing association
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• v.20 no.2
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• pp.1-10
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• 2009

The supply of digital homes has been increasing but digital home services which meet consumer needs under the various conditions have not identified. The purpose of the study was to investigate the residents' personal characteristics living in digital apartments with comparison of their trait of innovativeness toward technology. Residents who lived in two apartment complexes equipped with fundamental digital home services (Level 1 service) were selected to conduct the survey. A total of 500 responses were used for data analyses. Responses were classified into three groups based on their innovativeness toward technology for data analyses. The results of the study showed that residents' sociodemographic and housing related characteristics differed according to their acceptance trait of new technology. Early adopters and early majority were younger, higher income, and more educated than late adopters. Also, they were more likely to be renters and consider installation of digital home services before they moved in. Respondents who had higher innovativeness tended to experience more positive life changes after using digital home services and possessed more and many digital appliances. Remote control and remote meter reading service were the most preferable features among digital home services without no differences in three groups.

• Proceedings of the KAIS Fall Conference
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• 2003.11a
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• pp.163-167
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• 2003

This paper investigates the lifestyles in Korean market. We will classify the groups using cluster analysis, and exploit the characteristics of innovators. These groups can be verified by multiple comparisons. This research is accomplished by sample survey between June 92003 and June 27 2003. Korean market for innovation can be classified into four groups such as innovators, early adopters, late majority, and laggards, which are similar to Rodger's classification. The ratios of four groups are 11%, 24.4%, 48.9%, 15.7% respectively. innovators, and late majority are heavy groups in that early adopter group is omitted on the contrary. Whereas innovators have a tendency to adopt the innovation quickly, rest groups have resistance for innovations and adopt slowly. The brief demographic characteristics of innovators are that the ratio of students is 44.44%, the ratio of single is 69.44%, the age between 15 and 25 is 56.95%, and the salary is relatively low compared with other cluster. The summary of lifestyle of innovators is that they are active, want to do worldwide business, want to have good relationship with high society, want to know the information of innovations, etc.

• Environmental and Resource Economics Review
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• v.27 no.1
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• pp.1-28
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• 2018

This study investigates the strategic environmental corporate social responsibility (ECSR) of polluting duopoly when two firms have different production costs and compete with prices. We then examine an endogenous timing game in choosing ECSR and its effects on environmental damage and social welfare. The followings are the main findings: First, sequential choice of ECSR is strategic complements and it provides late adopter advantage irrespective of cost difference. Second, sequential choice of ECSR is the equilibrium of endogenous timing game. In particular, an efficient firm-leading ECSR is the payoff dominance equilibrium when cost difference is significant. Finally, environmental damage and social welfare depend on the social cost of pollution. In particular, an efficient firm-leading ECSR is socially desirable when social cost is high. However, an inefficient firm-leading ECSR increases environmental damage irrespective of social cost and it reduces social welfare when cost difference is significant.