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What role does social identity play in the transition from employed work to entrepreneurship? It was expected that social identity affects the cognitive processes that, according to the theory of planned behavior (TPB), underlie the formation of entrepreneurial intentions. Focusing on academic scientists' intentions to commercialize research knowledge, we investigated social identity (scientists' group identification with their workplace peers in academia) as a moderator in the TPB model. Our hypotheses were tested in a sample of 488 German scientists. The data revealed that entrepreneurial intentions were predicted by attitude, social norms, and perceived control and that group identification was negatively associated with perceived control. Multi-group structural equation modeling further showed that group identification moderated the TPB-intention link. Scientists with low group identification based their entrepreneurial intentions not so much on social norms and attitudes but on their self-initiative and control beliefs. Among scientists with high group identification, in turn, entrepreneurial intentions were mainly a function of social norms. These results, in sum, illustrate the long-neglected importance of identification with, and social cohesion within, peer groups at the workplace for the transition to entrepreneurship.  相似文献   

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Is identity an important predictor of social behavior? The present longitudinal study is focused on identity in order to understand why people continue to volunteer over an extended period of time. The theory of planned behavior and the role identity model of volunteering are used as theoretical framework. Two hundred thirty Italian volunteers were sampled and followed for 3 years. We analyzed functions of role identity as a volunteer. Results showed a significant impact of role identity in predicting volunteer performance after 3 years, mediated through behavioral intentions. Role identity fully mediated the relationships between behavioral intention and attitude, social norms, past behavior and parental modelling.  相似文献   

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A study was undertaken to assess the utility of the theory of planned behaviour in the prediction of students' binge-drinking. Additionally, a perspective was utilised to address the usually weak contribution of subjective norms in predicting behavioural intentions. Respondents were 289 undergraduate students. The study employed a longitudinal design, with the predictors of performing the behaviour under consideration assessed prior to the measure of reported behaviour. Support was found for the application of the theory of planned behaviour to binge-drinking. A reconceptualisation of norms in the theory of planned behaviour, from a social identity theory/self-categorization theory perspective, was also supported; consistent with expectations, the norms of a behaviourally relevant reference group predicted intentions to binge-drink, especially for participants who identified strongly with the reference group. The results are discussed in relation to measures which may help to reduce the incidence of binge-drinking by university students.  相似文献   

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A meta-analysis was conducted on 23 psychosocial predictors of intentions to use condoms. Data from 67 independent samples were included in the review. Findings demonstrated that demographic, sexual experience, and personality variables had small average correlations with intentions. Knowledge about HIV/AIDS and perceptions of the threat of disease were also weakly related to decisions about using condoms. Attitudes and subjective norms from the theory of reasoned action, on the other hand, demonstrated medium to strong effect sizes. Two components of social influence not specified by the theory of reasoned action also received support. Evidence suggested that perceived behavioral control from the theory of planned behavior was a reliable predictor of behavioral intentions and explained variance over and above the effects of attitudes and subjective norms.  相似文献   

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To examine how well the theories of reasoned action and planned behavior predict condom use, the authors synthesized 96 data sets (N = 22,594) containing associations between the models' key variables. Consistent with the theory of reasoned action's predictions, (a) condom use was related to intentions (weighted mean r. = .45), (b) intentions were based on attitudes (r. = .58) and subjective norms (r. = .39), and (c) attitudes were associated with behavioral beliefs (r. = .56) and norms were associated with normative beliefs (r. = .46). Consistent with the theory of planned behavior's predictions, perceived behavioral control was related to condom use intentions (r. = .45) and condom use (r. = .25), but in contrast to the theory, it did not contribute significantly to condom use. The strength of these associations, however, was influenced by the consideration of past behavior. Implications of these results for HIV prevention efforts are discussed.  相似文献   

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This study examined determinants of substance use derived from the theory of planned behavior as influenced by acculturation. Latino adolescents (n= 448) completed measures of attitudes, subjective norms, perceived behavioral control, intentions toward substance use, and 2 acculturation components. The degree to which Latino adolescents were exposed to as well as use Spanish was unrelated to determinants of future substance use, whereas the degree to which they interact with non-Latino peers exerted a protective effect regarding future substance use. However, both acculturation components influenced the extent social influence determinants predicted future substance use. Intervention strategies may need to consider acculturation in order to effectively direct resources toward those psychosocial determinants of substance use of greatest relevance to Latino populations.  相似文献   

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Although the prevalence of employee monitoring and surveillance technologies (MSTs; e.g. e‐mail monitoring) is increasing, very little research has explored the question of whether employees simply accept these systems (compliance) or enact strategies for thwarting them (resistance). In the present study, we proposed a framework based on the theory of planned behaviour and ethical decision making research to predict employees' MST compliance and resistance intentions. We proposed that organizational commitment, organizational identification, and attitudes towards surveillance would predict intentions, with the relationships between attitudes and intentions being moderated by employees' perceived behavioural control and social norms. Moderated multiple regression models were tested and provided support for predictions about the attitudinal and belief constructs, and partial support for predictions about behavioural control and norms. Implications for organizational MST policies and practices are discussed.  相似文献   

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The present study focused on predicting AIDS-preventive behavioral intentions (i. e., intentions to discuss AIDS-related information and to use condoms) from constructs taken from the health belief model, the theory of reasoned action/planned behavior, and social cognitive theory. Questionnaire data were collected from 124 undergraduates using scales from previously published work as well as some new measures designed for this study. Perceived behavioral control, perceived risk, attitudes, self-efficacy, subjective norms, negative expected outcomes, and perceived severity of HIV infection were correlated with at least one intention measure; but regression analyses showed that perceived behavioral control was the strongest independent predictor of condom use intentions and of intentions to discuss AIDS information with a partner. Implications for theory and application are discussed.  相似文献   

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The present study employed constructs from self-determination theory, social-identity theory, and the theory of planned behaviour to examine the combined effects that social identity and perceived autonomy support exerted on attitudes, intentions and health behaviour. A prospective design was employed measuring constructs from the theory of planned behaviour, group norms, group identification, and perceived autonomy support at baseline and physical activity behaviour 5 weeks later. Self-report questionnaires were administered to 231 pupils (male = 113, female = 118, M = 14.21 years, SD = .90). Hierarchical regression analysis demonstrated that group norms predicted participation in physical activities and attitudes, but only for participants who identified strongly with their group. Perceived autonomy support predicted attitudes, intentions and behaviour. The effects of perceived autonomy support and social-identity constructs were independent. It was concluded that both social identity and perceived autonomy support should be included in the theory of planned behaviour.  相似文献   

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Objective: Using the health belief model (HBM) and theory of planned behavior (TPB) as theoretical frameworks, the objectives of this study were: (a) to identify correlates of human papillomavirus (HPV) vaccination intentions and (b) to explore differences between correlates of HPV vaccination intentions and uptake. Methods: Undergraduate women (N = 447) who did not intend to receive (n = 223), intended to receive (n = 102), or had received (n = 122) the HPV vaccine were surveyed. Logistic regressions were conducted to examine the correlates of vaccination intentions and uptake. Results: Negative health consequences of the vaccine, physician's recommendation, positive attitudes toward the vaccine, and subjective norms were significant correlates of vaccination intentions. When comparing correlates of vaccination intentions to correlates of vaccination uptake, physician's recommendation, subjective norms, and perceived susceptibility to HPV were unique correlates of uptake. Conclusion: Differences between correlates of vaccination intentions and uptake suggest that social influences of liked and trusted individuals may make an important and unique contribution in motivating young women to receive the HPV vaccine beyond other variables from the HBM and TPB. Future utilization of longitudinal designs is needed to understand which factors may cause individuals to decide to receive the HPV vaccine. (PsycINFO Database Record (c) 2012 APA, all rights reserved).  相似文献   

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This paper reports the results of a field investigation of the determinants of decisions to donate bone marrow. Predictions are made on the basis of a modification of the theory of reasoned action wherein attitudes are operational-ized in separate affective and evaluative components. Boundary conditions of the theory of reasoned action are further explored by examining the effects of culture (Hong Kong Chinese, N= 190; American Chinese, N = 107; black Americans, N = 124; and white Americans N = 122) on decisions to donate for each of four targets: Immediate Family Members (TFM), Close Relatives (CR), Ethnic Strangers (ES), and Total Strangers (TS). For this life or death decision, the willingness to give is hypothesized to vary as a function of the so-called fitness value of the recipients (i.e., their capacity to contribute to the donor's inclusive fitness), as modified by cultural differences between group- versus independent-based cultures. Among other results, the following gradient was found in attitudes, subjective norms, and intentions for Chinese: IFM > CR > ES > TS; for Americans the pattern was IFM = CR > ES = TS. American Chinese showed stronger attitudes and felt norms, but not intentions, to give to close relatives than did Hong Kong Chinese, reflecting differential in-group/out-group pressures. Black and White Americans showed stronger attitudes, subjective norms, and intentions to donate to strangers than did Chinese.  相似文献   

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Car use for commuting contributes to various environmental and traffic problems, such as pollution and congestion. Policies aimed at reducing commuter car use will be more effective when they target important determinants of car use and willingness to reduce it. This study examined whether variables reflecting self-interest (from the theory of planned behavior [Ajzen, I. (1985). From intentions to actions: A theory of planned behavior. In J. Kuhl & J. Beckmann (Eds.), Action control: From cognition to behavior (pp. 11–39). Berlin: Springer]) and variables reflecting moral considerations (from the norm-activation model [Schwartz, S. H. (1977). Normative influences on altruism. In L. Berkowitz (Ed.). Advances in experimental social psychology (Vol. 10, pp. 221–279). New York: Academic Press]) were able to explain self-reported car use for commuting and intentions to reduce it in a sample of Canadian office workers. Car use for commuting was mostly explained by variables related to individual outcomes (perceived behavioral control and attitudes) whereas the intention to reduce car use was mostly explained by variables related to morality (personal norms). The study also found that perceived behavioral control moderated the relation between personal norms and behavioral intentions: stronger personal norms were associated with stronger behavioral intentions, but only when perceived behavioral control was low. Some issues evoked by these results are discussed.  相似文献   

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This article investigates cognitive and motivational decision processes in the pursuit of dieting goals and implements the theory of trying in a field study. The theory of trying is an extension of the theory of planned behavior and investigates the effects on intentions of (a) 3 prefactual attitudes (attitudes toward success, failure, and the process of goal striving), (b) subjective norms, and (c) perceived behavioral control (i.e., resistance to temptation). Dieting decisions of 609 adult women were studied. Perceived behavioral control in the form of resistance to temptation was found to interact with subjective norms to influence intentions, and the 3 forms of prefactual attitudes had additive effects on intentions.  相似文献   

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A proposed theory of planned behavior, an extension of Ajzen and Fishbein's (1980, Understanding attitudes and predicting social behavior. Englewood-Cliffs, NJ: Prentice-Hall) theory of reasoned action, was tested in two experiments. The extended theory incorporates perceived control over behavioral achievement as a determinant of intention (Version 1) as well as behavior (Version 2). In Experiment 1, college students' attendance of class lectures was recorded over a 6-week period; in Experiment 2, the behavioral goal was getting an “A” in a course. Attitudes, subjective norms, perceived behavioral control, and intentions were assessed halfway through the period of observation in the first experiment, and at two points in time in the second experiment. The results were evaluated by means of hierarchical regression analyses. As expected, the theory of planned behavior permitted more accurate prediction of intentions and goal attainment than did the theory of reasoned action. In both experiments, perceived behavioral control added significantly to the prediction of intentions. Its contribution to the prediction of behavior was significant in the second wave of Experiment 2, at which time the students' perceptions of behavioral control had become quite accurate. Contrary to expectations, there was little evidence for interactions between perceived behavioral control and the theory's other independent variables.  相似文献   

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