2,886 research outputs found

    Doctor of Philosophy

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    dissertationThis dissertation highlights two important issues with regard to online privacy concerns in e-commerce: (1) why can't privacy concerns explain online behavior? and (2) what are the essential sources of privacy concerns in e-commerce? In Chapter 2, we explain the discrepancy between people's privacy concerns and their willingness to personal information to an online vender, which is called the online privacy paradox. Drawing on construal level theory (CLT), we suggest that people form privacy concerns in a general situation by construing benefits of information disclosure and privacy risk. Due to high psychological distance, the evaluations of benefits and privacy risk become abstract and superficial (i.e., high-level construal). However, as people traverse to a particular situation, the evaluations of those factors become more specific, due to decreased psychological distance (i.e., low-level construal). When high- and low-level construals are consistent, privacy concerns significantly affect information disclosure in a particular situation. In contrast, when the construals are inconsistent, privacy concerns can't explain information disclosure in a particular situation (i.e., privacy paradox). In Chapter 3, we attempt to identify essential antecedents of privacy concerns in ecommerce. Drawing on protection motivation theory, we select privacy risk, self-efficacy, and response efficacy as generic determinants of privacy concerns. We also identify notice and consent of information practice as privacy concerns' determinants specific to ecommerce. According to our results, while privacy risk and consent had direct effects on privacy concerns, self-efficacy and notice indirectly impact privacy concerns through privacy risk. In Chapter 4, we seek to explain the inconsistent direct and indirect effect of privacy concerns by examining attitudinal ambivalence. We develop two alternative models: direct ambivalence and indirect ambivalence model. The direct ambivalence model conceptualizes privacy concerns as attitude and assumes the direct effect of privacy concerns. The effect of privacy concerns is moderated by the ambivalence of privacy selfefficacy and privacy risk. On the other hand, indirect ambivalence model conceptualizes privacy concerns as individual characteristics and assumes indirect effect of privacy concerns via favorability of information disclosure. The relation between favorability and information disclosure is moderated by the ambivalence of benefits and privacy risk

    Conceptualizing leadership perceptions as attitudes:using attitude theory to further the understanding of the relation between leadership and outcomes

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    Leadership is one of the most examined factors in relation to understanding employee wellbeing and performance. While there are disparate approaches to studying leadership, they share a common assumption that perceptions of a leader's behavior determine reactions to the leader. The concept of leadership perception is poorly understood in most theoretical approaches. To address this, we propose that there are many benefits from examining leadership perceptions as an attitude towards the leader. In this review, we show how research examining a number of aspects of attitudes (content, structure and function) can advance understanding of leadership perceptions and how these affect work-related outcomes. Such a perspective provides a more multi-faceted understanding of leadership perceptions than previously envisaged and this can provide a more detailed understanding of how such perceptions affect outcomes. In addition, we examine some of the main theoretical and methodological implications of viewing leadership perceptions as attitudes to the wider leadership area. The cross-fertilization of research from the attitudes literature to understanding leadership perceptions provides new insights into leadership processes and potential avenues for further research. (C) 2015 Elsevier Inc. All rights reserve

    Paradoxes and consumer decision-making

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    Consumers often find themselves faced with conflicting evaluations in which they identify both positive and negative aspects of a purchase or consumption experience. A paradox occurs when the individual is aware of the conflicting evaluations and experiences tension as a result. While there are strong potential implications of paradox, marketing research has been slow to study consumption paradoxes. As a result, many deficiencies exist in the literature, including no consensus as to the definition of consumer paradox, insufficient quantitative measurement, and limited knowledge of the antecedents and consequences of paradox. This dissertation was conducted to address these shortcomings. Essay one was conducted to develop a basic understanding of consumer paradox and examine the similarities and differences between paradox, ambivalence and mixed emotions. As such, it integrated divergent literature streams and developed a new definition of paradox, distinct from ambivalence and mixed emotions. Furthermore, a hermeneutical interpretive approach was used to interpret in-depth interviews that replicated existing paradox research and identified a new technology paradox. Essay two was conducted to develop a measurement technique for capturing the presence of paradox in consumption situations. Four pretests and two studies were conducted to develop and test this new measurement technique that captured the two conditions for paradox: the recognition of two opposing, irreconcilable evaluations and the feeling of tension brought about by the opposing evaluations. Additionally, factor analysis was employed to determine the overall structure of the various types of paradoxes. Essay three was conducted to delineate and test a theoretical framework of consumption paradox. It was the first to empirically test antecedents and outcomes of paradox, and found that antecedents and outcomes exhibited different relationships under different technology paradoxes. The research failed to find any evidence that coping mediates the proposed model. This research offers contributions by defining paradox as distinct from ambivalence and mixed emotions, developing a comprehensive measurement protocol for assessing paradoxes, and delineating and empirically testing a conceptual framework of paradox. It offers managers insight into the underlying causes of paradox, the associations between paradoxes, and possible strategies to reduce the occurrence of paradox

    Ambivalent but Not Indifferent: Consumer Motivations to Seek Versus Avoid Professional Advice

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    An under-explored dimension of consumer decision-making is the motivation for seeking professional advice. While extant research in marketing describes some antecedents to seeking advice (e.g. complexity, risk), it is not known how these factors combine to influence consumer intentions to seek advice. Given the general consumer reluctance to obtain professional advice, the current research examines the factors that influence the motivations to seek advice. Professional financial advice is selected as the empirical context to investigate this issue. The first of two studies involved exploratory qualitative research and revealed the factors affecting the motivation to seek advice. It was observed that this decision is an instance of approach-avoidance conflict. Also, ambivalence was often apparent in simultaneously strong and opposing attitudes towards advice. Based on this, an approach-avoidance-ambivalence (AAA) model of advice seeking was developed. The second study tested this AAA model using a survey among consumers who were active financial investors. Overall, it was found that a distinct set of factors drove the approach (positive) versus avoidance (negative) attitudes towards professional advice, and the effect of these attitudes on intentions to seek advice was moderated by perceived ambivalence. Specifically, the effects of both approach and avoidance attitudes on intentions were attenuated for consumers who were ambivalent towards professional advice. The AAA model can be extended to examine advice-seeking motivations in other consumer domains (e.g., legal, medical, etc.). Insights will also be valuable for marketing strategies (e.g. focus directly on reducing ambivalence rather than merely increasing approach or reducing avoidance factors). This would in-turn improve the quality of consumer decisions in complex, risky, and consequential contexts

    Attitudes and Attitude Change in Personal Travel

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    High levels of personal car use have negative effects on the environment and on human health. This thesis presents four empirical studies that aimed to develop our knowledge of personal travel choices, focussing on the malleability of attitudes and their sensitivity in relation to specific contexts and goals. The first study (Chapter 2) presents a systematic review and meta-analysis of mechanisms of travel mode choice. The study provides a comprehensive overview of antecedents of car use and non-car use, including sub-group analyses of different contextual factors. Results also highlight the need for standardised measures and consideration of implicit thought processes. The second study (Chapter 3) employs a repertory grid technique to elicit perceptions of seven different transport modes from high mileage car users and non-car users. Comparisons between car users and non-car users highlight potentially effective and ineffective intervention targets. Findings show how sustainable transport might be promoted amongst a portfolio of travel choices. The third study (Chapter 4) utilises qualitative methods to explore the extent to which individuals’ attitude expressions are changeable. The study demonstrates that all participants hold ambivalent and conflicting attitudes, highlighting specific situations in which those attitudes are more likely to be unstable. Two related priming experiments are presented in the final empirical chapter (Chapter 5). Both use survey methodology to investigate whether manipulating the salience of car-use-incongruent goals can lead to more positive attitudes towards and increased willingness to use non-car travel modes. The study confirms that people who are motivated to make changes are a potentially optimal target group for interventions based on subliminal messages. Overall, the research presented in this thesis introduces context sensitivity into the transport literature and offers novel insights into perceptions of a range of travel modes. Recommendations include relevant avenues for future research, findings are discussed in light of implications for transport policy and practice.Shell Global Solutions (UK

    A study of consumers' attitudes towards food products containing protein derived from beef offal

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    A considerable body of research work has identified that beef fifth quarter contains high amounts of protein which can be extracted, leading to the opportunities for the development of new applications in the food industry. However, many parts of beef fifth quarter are currently underutilised for this purpose due to current practices within the beef sector. Besides the significant research investment within the area of beef fifth quarter protein valorisation, a challenge may lie in consumers' evaluations of food products containing protein extracted from beef fifth quarter. A nationally representative survey (n=953) was undertaken to investigate Irish consumers' attitudes towards hypothetical food products containing protein derived from beef offal sources. Based on an experimental design from the outset, this study explored what attitude processes (intuitive and/or deliberate) dominate attitude formation towards food products containing protein derived from beef offal and if resulting attitudes are influenced by affect and/or cognition. Moreover, the moderation effects of product familiarity and ambivalence on attitude formation were examined. Data analysis revealed that affective inferences played a more significant role in consumers' expressed attitudes. However, consumers were also found to draw on cognitive reasoning to form their attitudes. Deliberate evaluation was found to be a better predictor of consumers' attitudes than intuitive evaluation. Information provision about beef offal extracted protein, and product familiarity, were found to be critical factors in consumers' attitude formation processes and attitude outcome (i.e. affective and/or cognitive) towards food products containing protein derived from beef offal sources
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