Contribution to Quality of Life: Cross-National Validation of New Metrics for Mobile Data Service Technology in Korea and Japan

Author(s):  
Jinwoo Kim ◽  
Minkyung Lee ◽  
Hun Choi ◽  
Yumi Maeda ◽  
Kazuaki Naruse
2007 ◽  
Vol 04 (02) ◽  
pp. 191-208 ◽  
Author(s):  
HUN CHOI ◽  
JINWOO KIM ◽  
MINKYUNG LEE ◽  
GEORGE GIAGLIS ◽  
KAZUAKI NARUSE ◽  
...  

Every technology should be geared to improve the quality of users' lives. The important pre-requisite is to measure the contribution of the technology to quality of life reliably and validly. This study provides a theoretical and empirical basis for the development of better measures for the contribution of a mobile data service technology to the quality of users' lives. The reliability and validity were verified through online surveys in Korea and Japan. The survey results indicated that critical mobile data services could be identified using the measures. Moreover, the critical services were found to be different between Korea and Japan.


2007 ◽  
Vol 8 (12) ◽  
pp. 598-618 ◽  
Author(s):  
Hun Choi ◽  
◽  
Minkyung Lee ◽  
Kun Im ◽  
Jinwoo Kim ◽  
...  

2018 ◽  
Vol 19 (6) ◽  
pp. 1478-1493 ◽  
Author(s):  
Obinna C. Ojiaku ◽  
Aihie Osarenkhoe

The prevalence of mobile data services has intensified competition and structured the market for mobile telecommunication services, resulting in decreased revenue particularly from voices services and high churn rate. Mobile service providers therefore seek ways to increase revenue by attracting and retaining mobile data users. This study investigates the determinants of customers’ brand choice and continuance intentions with mobile service providers in the context of mobile data service. This study also captures the impact of past experience on behavioural outcomes. Data were collected from 304 customers of mobile data service firms and analysed using regression analyses. Results indicate that mobile service quality, pricing structure and promotion, but not brand image, affect brand choice, whereas continuance intentions are affected by the mobile service quality, brand image and price. Customers’ past experience relates significantly and negatively to brand choice but not continuance intention. The contribution and implication of the study are discussed.


2021 ◽  
Author(s):  
Yu Du ◽  
Xiaohang Zhang ◽  
Zhengren Li ◽  
Yijun Guo

Abstract For the global telecom operators, mobile data services have gradually taken the part of traditional voice services to become the main revenue growth point. However, during the upgrading period of new generation networks (Such as 5G), new mobile data services are still at the stage of exploration, the network capabilities and the application scenarios are unmatured. In this phase, it is incomplete and misleading to simply measure the performance of new services from one dimension, such as data traffic or revenue, and the measurement should be dynamically changed according to the development of the new services. Therefore, telecom operators want to improve the existing performance measurement from the aspect of integrity and dynamics. In this paper, we propose Mobile-data-service Development Index (MDDI), and build a quantitative model to dynamic measure the overall performance of mobile data services. To approach a fuller understanding, we creatively bring investment indicators and networks reliability indicators into performance indicators system, and discuss the relationships among subindices and the selection of outcome criteria in MDDI. In the part of empirical research, we use the model to analyze the dynamic characteristics of a new mobile data service in China, and summarize the development strategies of every stage. The findings can also give guidelines for new services of 5G and other new generation networks in the future.


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