Author List: Hong, Weiyin; Chan, Frank; Thong, James Y. L.;
Information Systems Research, 2014, Volume 25, Issue 1, Page 111-136.
This paper discusses the value of context in theory development in information systems (IS) research. We examine how prior research has incorporated context in theorizing and develop a framework to classify existing approaches to contextualization. In addition, we expound on a decomposition approach to contextualization and put forth a set of guidelines for developing context-specific models. We illustrate the application of the guidelines by constructing and comparing various context-specific variations of the technology acceptance model (TAM)—i.e., the decomposed TAM that incorporates interaction effects between context-specific factors, the extended TAM with context-specific antecedents, and the integrated TAM that incorporates mediated moderation and moderated mediation effects of context-specific factors. We tested the models on 972 individuals in two technology usage contexts: a digital library and an agile Web portal. The results show that the decomposed TAM provides a better understanding of the contexts by revealing the direct and interaction effects of context-specific factors on behavioral intention that are not mediated by the TAM constructs of perceived usefulness and perceived ease of use. This work contributes to the ongoing discussion about the importance of context in theory development and provides guidance for context-specific theorizing in IS research.
Keywords: theory development;contextualization;context-specific model;general model;technology adoption;technology acceptance model
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#140 0.284 model use theory technology intention information attitude acceptance behavioral behavior intentions research understanding systems continuance models planned percent attitudes predict
#181 0.128 outcomes theory nature interaction theoretical paradox versus interpersonal literature provides individual levels understanding dimensions addition foundation various understand productivity work
#99 0.107 perceived usefulness acceptance use technology ease model usage tam study beliefs intention user intentions users behavioral perceptions determinants constructs studies
#294 0.093 development systems methodology methodologies information framework approach approaches paper analysis use presented applied assumptions based proposed described examines basis proposes
#285 0.091 effects effect research data studies empirical information literature different interaction analysis implications findings results important set large provide using paper
#125 0.083 framework model used conceptual proposed given particular general concept frameworks literature developed develop providing paper developing guidelines concepts appropriate set
#155 0.059 technology research information individual context acceptance use technologies suggests need better personality factors new traits telemedicine adoption examined does management