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OBJECTIVE: The authors' purpose in this study was to assess longitudinally the relationships among alcohol use, risk perception, and sexual victimization. PARTICIPANTS: Three hundred and seventy-two women from 2 midsized universities made up the sample. METHODS: Participants filled out questionnaires regarding history of sexual victimization, alcohol use, and perceived personal risk for sexual assault in the following 2 months. The authors then reassessed participants at 2 follow-up periods. RESULTS: The pattern of results suggested that that the relationship between alcohol use and sexual victimization was complex and that alcohol use may moderate the relation between history of victimization and revictimization for women with sexual assault histories. In particular, results indicated an increase in risk for sexual revictimization with increases in alcohol use for women with a history of sexual victimization. The data did not, however, support a reciprocal relationship between sexual assault and drinking (eg, in that a sexual victimization during one time period did not predict drinking behaviors in subsequent time periods). CONCLUSIONS: These results underscore the importance of both alcohol and sexual assault programming on college campuses.  相似文献   
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Names used to address Taiwan – such as taiwan and zhonghuamingguo (Republic of China [ROC]) – are symbols defining Taiwan's political realities, each with their own unique historical significance. Since his election in 2000, Taiwan's president Chen Shui-bien has had to alternate between taiwan and ROC to strike a balance among conflicting ideas about Taiwan's national identity. The act is grounded in complex political discourse dictating that Taiwan must not be seen as separate from the sinic world and simultaneously to respond to steadily rising Taiwanese consciousness. Facing intercessions by the United States and China, as well as ever-present domestic clashes, rhetorical exigency requires the president to fashion unique political discourse concerning what Taiwan is and ought to be. This study explores how these names and related expressions are used in Chen's public addresses to the nation during his two-term tenure from 2000 to 2008, and how their development reflects the struggle over Taiwan's national identity.  相似文献   
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We use data from the General Social Survey (GSS) over a 40-year period (1973–2012) to evaluate changes in attitudes about pornography and pornography consumption among American young adults. One of the major challenges in making comparisons across birth generations is separating the effect of birth cohort from age and period effects. We use an intrinsic estimator to separately identify the effects of age, birth cohort, and time period using 40 years of repeated cross-section data. We find that, relative to the general population, young people's beliefs about whether pornography should be illegal have stayed relatively constant over this 40-year period and, if anything, have slightly increased. We also find that pornography consumption has been increasing across birth generations, though this increase has been smaller than would be inferred based on differences across generations at a single point in time, due to a strong age component in consumption patterns.  相似文献   
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Many models of consumer behaviour assume that people evaluate price and quality independently. However, evidence shows that consumers perceive price and quality as positively related even when they are weakly correlated in the real markets. This paper explores whether this perceived relationship can be cognitively de-coupled by providing explicit reasons why low price and high quality may be compatible. The participants were asked to rate existing stores and fictitious stores in a two-dimensional price–quality space. When the participants were given plausible reasons why the seemingly high quality fictitious stores could have lower than average prices, their judgement of the price–quality relationship was significantly less correlated than when these stores were judged without such reasons. Therefore, the demonstrated phenomenon of reason-based judgments can be used to attenuate the typical price–quality overestimation, or heuristic, which has important implications for decision making research and marketing practice.  相似文献   
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Childlessness is an increasing trend, internationally and in Australia. The few studies exploring the lived experiences of childless women have been conducted in America, Canada and the United Kingdom; predominantly during the 1980s and 1990s. The experiences of childless women in contemporary Australia remain under-researched. This hermeneutic phenomenological study sought to enhance understanding of the lived experience of being a childless woman in contemporary Australia. In-depth interviews with five childless women revealed five key themes as significant facets of the experiences of childless women: notions of ‘natural’ and ‘unnatural’; woman = mother; childlessness as a discrediting attribute; feeling undervalued; and the significance of being childless. By privileging the experiences of childless women in a pronatalist society, it is apparent that misconceptions and stereotypes about childlessness continue to pervade. This study contributes to understanding this growing population group; highlighting that while childlessness is increasingly acknowledged, it is still not completely understood.  相似文献   
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We investigate if portfolios can be improved if the classical Markowitz mean–variance portfolio theory is combined with recently proposed change point tests for dependence measures. Taking into account that the dependence structure of financial assets typically cannot be assumed to be constant over longer periods of time, we estimate the covariance matrix of the assets, which is used to construct global minimum-variance portfolios, by respecting potential change points. It is seen that a recently proposed test for changes in the whole covariance matrix is indeed partially useful whereas pairwise tests for variances and correlations are not suitable for these applications without further adjustments.  相似文献   
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