• Publications
  • Influence
Understanding Information Systems Continuance: An Expectation-Confirmation Model
TLDR
The results suggest that users' continuance intention is determined by their satisfaction with IS use and perceived usefulness of continued IS use, and that post-acceptance perceived usefulness is influenced by users' confirmation level.
Understanding Changes in Belief and Attitude Toward Information Technology Usage: A Theoretical Model and Longitudinal Test
TLDR
It is reported that emergent factors such as disconfirmation and satisfaction are critical to understanding changes in IT users' beliefs and attitudes and recommend that they be included in future process models of IT usage.
Influence Processes for Information Technology Acceptance: An Elaboration Likelihood Model
TLDR
Influence processes are introduced as policy tools that managers can employ to motivate IT acceptance within their organizations, benchmarks alternative influence strategies, and demonstrates the need for customizing influence strategies to the specific needs of a user population.
Individual Trust in Online Firms: Scale Development and Initial Test
TLDR
The proposed trust scale taps into three key dimensions of trust: trustee's ability, benevolence, and integrity, and exhibits adequate levels of reliability, convergent validity, discriminant validity, and nomological validity.
Acceptance of e-commerce services: the case of electronic brokerages
TLDR
It is reported that subjective norm is an important predictor of e-commerce acceptance, behavioral control has minimal impact on e- commerce acceptance, and external influence is a significant determinant of subjective norm.
Physicians' resistance toward healthcare information technology: a theoretical model and empirical test
TLDR
This model elaborates the interdependent and asymmetric effects of inhibiting usage perceptions on HIT usage intentions relative to enabling perceptions, such as perceived usefulness and perceived ease of use, and proposes perceived threat as a predictor of resistance.
Elucidating Individual Intention to Use Interactive Information Technologies: The Role of Network Externalities
TLDR
A model of interactive information technology usage that integrates network externalities with traditional usage motivations is proposed and validated by a survey of instant messaging usage by university students in Taiwan, and implications for IT usage theories and managerial practice are discussed.
Understanding Post-Adoption Behavior in the Context of Online Services
TLDR
It is found that later adopters are more likely to discontinue due to disenchantment than replacement, and are more influenced by interpersonal sources and utilize the service less during their adoption period than replacement discontinuers.
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