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Hajer Kefi

Bio: Hajer Kefi is an academic researcher from Paris School of Business. The author has contributed to research in topics: Organizational performance & Social network analysis. The author has an hindex of 14, co-authored 44 publications receiving 898 citations. Previous affiliations of Hajer Kefi include University of Paris & Paris Descartes University.

Papers
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Journal ArticleDOI
TL;DR: This research offers a significant and timely contribution to both researchers and practitioners in the form of challenges and opportunities where it highlights the limitations within the current research, outline the research gaps and develop the questions and propositions that can help advance knowledge within the domain of digital and social marketing.

588 citations

Journal ArticleDOI
TL;DR: In this paper, the authors investigate how the para-social interaction (PSI) the audience creates with the online influencer, along with their perceived credibility, are related to the purchase intention and how they are, in turn, related to social and physical attractiveness and attitude homophily.

461 citations

Journal ArticleDOI
TL;DR: The proposed framework suggests how management can influence the migration of IT user culture (culture creep) and can also enrich other acceptance models in order to more fully consider the human factor during IT implementation and adoption.
Abstract: This article describes a framework of IT user culture that has implications for organizational IT strategy. The research was conducted in multiple settings with a grounded theory approach. The resulting framework is anchored to nine archetypal IT user profiles and encompasses their inter-group dynamics. By adopting a cultural perspective on IT usage, the framework can inform IT adoption and usage strategy with possible cultural antecedents and determinants of usage constructs common in IS research. The proposed framework suggests how management can influence the migration of IT user culture (culture creep). This framework can also enrich other acceptance models in order to more fully consider the human factor during IT implementation and adoption. The results underscore the importance of culture-customizing organizational IT socialization, training and evolution programs.

88 citations

Journal ArticleDOI
TL;DR: In this article, the authors propose a theoretical model to understand the impact of IT-enabled business processes and IT-business alignment on the strategic and operational success of a firm and whether the impacts experience a lag effect.
Abstract: For the past two decades, researchers have sought to understand how IT investment leads to organizational success. However, this has proven to be an elusive goal. We posit that a new perspective is needed to better understand IT investment. We must examine how the investment is enacted and reflected within the firm. We will argue that investment is enacted within the technology resources and corresponding business processes and reflected in the IT-business alignment. Based on the literature within Dynamics Capabilities Theory and IT-Business Alignment, we will propose a theoretical model that seeks to understand the impact of IT-enabled business processes and IT-business alignment on the strategic and operational success of a firm and whether the impacts experience a lag effect. Using data from fifty-eight European firms over a two-year period, we will build a structural equation model to test our theoretical model. The results indicate that alignment is important for strategic and operational success in year 1 but not in year 2. Furthermore, of the two, alignment has a stronger impact on strategic than operational success. In contrast, business process performance has an impact on organizational performance in year 1 and year 2. For both years, the impact on operational success is stronger than the strategic one. We also notice that the impact of business process performance on operational success decreases between year 1 and year 2, whereas the impact on strategic success is stronger in year 2 than in year 1.

78 citations

01 Jan 2008
TL;DR: Investigation of the role played by trust in structuring and shaping offshoring processes and how cultural differences interfere within this interfim relationship indicates that trust is perceived as an influencing factor when it is situated at the interorganizational level and not at the interpersonal level.
Abstract: In this paper, we propose to investigate the role played by trust in structuring and shaping offshoring processes and to explore how cultural differences interfere within this interfim relationship. We have built upon the conception of trust as an organizing principle to address the two levels : the individual level and the organizational level. A case study has been conducted within a European Information Services Provider, its Tunisian offshore unit, and some European clients. Our findings indicate that trust is perceived as an influencing factor when it is situated at the interorganizational level and not at the interpersonal level. The role of culture has not been perceived in the same way by the two offshoring partners. While cultural differences are identified as an enabling factor in shaping and enhancing the inter-firm relationship by individuals belonging to the offshore unit (Tunisian culture), it has been considered as a constraining factor by the global vendor and the clients (European culture).

41 citations


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Book
01 Jan 1996

1,170 citations

Journal ArticleDOI
TL;DR: This research offers a significant and timely contribution to both researchers and practitioners in the form of challenges and opportunities where it highlights the limitations within the current research, outline the research gaps and develop the questions and propositions that can help advance knowledge within the domain of digital and social marketing.

588 citations