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121.
This paper examines the existence of time trends in the infant mortality rates in a number of countries in the twentieth century. We test for the presence of deterministic trends by adopting a linear model for the log-transformed data. Instead of assuming that the error term is a stationary I(0), or alternatively, a non-stationary I(1) process, we allow for the possibility of fractional integration and hence for a much greater degree of flexibility in the dynamic specification of the series. Indeed, once the linear trend is removed, all series appear to be I(d) with 0<d<1, implying long-range dependence. As expected, the time trend coefficients are significantly negative, although of a different magnitude from those obtained assuming integer orders of differentiation.  相似文献   
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The present study used an experimental setting to examine individual and situational variables that influence the confronting of heterosexist remarks by non-target heterosexuals. College student participants (n = 120) responded to a heterosexist comment made in an online setting in which the ambiguity of the heterosexist remark was manipulated. Results indicated that the effect of the ambiguity of the comment on confronting behavior was moderated by individual differences in optimism. Confronting was also affected by sexual prejudice and experience with gay and lesbian individuals. In addition, females confronted more often and more strongly than males, especially following negative affective responses to the comment.  相似文献   
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For many U.S. young adults, being resilient to stressful events hinges on making meaning of such events and thereby minimizing their negative emotional impact. Yet why are some better able to do this than others? In this study, which uses an innovative outlier sampling strategy and linked survey and interview data, we argue that one important factor is connection to institutional cultures associated with higher education, religion/spirituality, and the military. Such cultures provide material for the development of cognitive schemas that can be adopted and applied to their stressful experiences, which include narratives of social progress, divine providence, and self‐discipline. Using a metaphor adapted from the pragmatist philosopher Charles Sanders Peirce, we argue the resulting schemas have the effect of “expanding the space” of reflexive thought, providing new cognitive material for interpreting stress and supporting resilience. Finally, we argue this framing improves in several ways on the concept of meaning making often used in stress process research.  相似文献   
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A quantitative risk analysis (QRA) regarding dangerous goods vehicles (DGVs) running through road tunnels was set up. Peak hourly traffic volumes (VHP), percentage of heavy goods vehicles (HGVs), and failure of the emergency ventilation system were investigated in order to assess their impact on the risk level. The risk associated with an alternative route running completely in the open air and passing through a highly populated urban area was also evaluated. The results in terms of social risk, as F/N curves, show an increased risk level with an increase the VHP, the percentage of HGVs, and a failure of the emergency ventilation system. The risk curves of the tunnel investigated were found to lie both above and below those of the alternative route running in the open air depending on the type of dangerous goods transported. In particular, risk was found to be greater in the tunnel for two fire scenarios (no explosion). In contrast, the risk level for the exposed population was found to be greater for the alternative route in three possible accident scenarios associated with explosions and toxic releases. Therefore, one should be wary before stating that for the transport of dangerous products an itinerary running completely in the open air might be used if the latter passes through a populated area. The QRA may help decisionmakers both to implement additional safety measures and to understand whether to allow, forbid, or limit circulation of DGVs.  相似文献   
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Goode's foundational work on the fertility transition identified own‐choice marriage as a factor driving fertility decline, part of a widening repertoire of choice pertaining to marriage and childbearing. Yet research supporting this connection in today's transitional societies is scarce and somewhat contradictory, and it is unclear how other marital traditions, such as consanguineous marriage, shape this relationship. This study evaluates Goode's theorized connection using pooled Demographic and Health Survey data from Turkey, comparing children ever born, use of contraception, and parity progression across four types of marriage: own‐choice and arranged marriage and marriage to a cousin versus an unrelated spouse. Results are largely consistent with the idea that a move toward own‐choice marriage reflects a widening repertoire of choice that also leads to fertility decline. However, they also show that hybrid models like own‐choice marriage to a cousin tempers these effects.  相似文献   
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Shanghai Baby has been dismissed as another example of the grunge and shock literature genre emerging from modern Chinese writers. Detractors have described it as 'decadent', 'debauched' and 'pornographic' with the author labelled as a 'slave to Western culture'. However, a closer examination of Zhou Wei Hui's controversial semi-autobiography reveals an adroit social commentary on youth's ongoing negotiation of self-identity in China's complex and rapidly changing social structure. Using the sexual licence found in Western and European literature, Wei's work confronts traditional views on sex, women, family, and youth development. As a result of claims by Wei to speak for the new generation, the book was banned in China, with authorities burning 40,000 copies and instructing the State-run media to never mention the author or the book again because of its sexually charged content. Shanghai Baby highlights a peculiar form of impotence associated with a 'one country two systems' policy with youth willingness to push the parameters of 'acceptable' behaviour and the accompanying guilt (and retribution) when they do. This type of duality affects youth the most because of their willingness to embrace functional individualistic values, which provide them with the basic survival skills in a materialistic world, and their underlying collectivist values, which defines how they should act. As a result, youth have no clear model to follow with the Government encouraging them to be individualistic in some aspects (entrepreneurial and competitive) but not others (self-expression and empowerment). Wei's book is a metaphor for this struggle, highlighting how Chinese youth live their lives somewhere in between, precariously at times and brashly at others, feeling their way towards a functional coexistence of individualistic and collectivist value systems.  相似文献   
129.
对于欧洲大学而言,“博洛尼亚进程”是近年来居于首位的大事件。作为最早的倡导国和参与国之一,意大利积极融入博洛尼亚进程,并以此为契机改革弊端日益呈现的大学体制。改革既有历史的原因,也是社会经济发展的必然结果。1 861年意大利统一以来,意大利大学呈现出从精英到大众, 从分权到集权的特征。20世纪80年代以来的改革主要围绕“赋予大学更多自主权”和“提升大学质量”展开。1 999年《捷其诺条例》的颁布对意大利大学改革具有里程碑的意义。之后,意大利大学进行了大刀阔斧的改革 :建立基于“欧洲学分互认体系”的学分制,重置本科课程,引入“3+2”学位体系,引入“Y”体系,颁发文凭补充文件等。这些改革对意大利大学体制产生了深远的影响。  相似文献   
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