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251.
Craig Martin 《Mobilities》2014,9(3):432-451
AbstractThis paper addresses different forms of spatio-temporal ordering in the stowage and handling of cargo on board cargo vessels, as well as docksides. Whilst the introduction of containerisation profoundly altered the urban geographies of many large port cities, as well as devastating the communities built around maritime labour, the core argument developed in this paper concerns the incremental development of spatio-temporal ordering strategies and practices. In particular, it situates the intermodal shipping container within a trajectory reaching back to earlier forms of unitisation such as crates and pallets. In doing so the paper outlines a genealogy of packaged efficiencies, arguing that the central thread linking maritime cargo handling practices in the twentieth century is the unitisation of shape. However, it concludes that the intermodal container achieved global hegemony through the packaged systemic efficiencies of standardisation. 相似文献
252.
Public Policy and the Effects of Media Violence on Children 总被引:1,自引:0,他引:1
Policymakers and the public have been concerned about the effects of media violence on children for decades. Scientific psychological research can be an important source of information for policy, as the goal of science is to separate facts from opinions. This article reviews children's exposure to media violence, describes theories that explain the effects media violence could have, summarizes the research on the effects of media violence exposure, and describes several moderators that can enhance or mitigate those effects. These scientific findings provide useful information for public policy, yet there are many barriers to their use, including misunderstandings of how causality is determined in scientific and public health circles and how large the effects are. Finally, the implications for public policy are discussed, including what has and has not worked in the United States, what other countries and the international community are doing, and where opportunities for new approaches for effective policies may exist. 相似文献
253.
We analyze data from the Household, Income and Labour Dynamics in Australia (HILDA) survey waves 1–6, to investigate whether
the housework and childcare contributions of coupled Australian men with one child affect the likelihood that their wives
will have a second child. We find no evidence that the way housework or childcare is shared has an effect, nor that the amount
of men’s contribution to housework or childcare has an effect. In addition, the effect of men’s housework and childcare time
on fertility does not appear to be mediated through its effect on their wives’ housework and childcare. 相似文献
254.
Many Western democracies have seen an increase in extreme right mobilization over the past several decades but extreme right mobilization is not a new phenomenon when we look historically. In this paper, we examine fifty years of white supremacist protest in the United States to help shed light on the factors that explain variation in levels of right-wing mobilization. Using annual time-series analysis, we find that traditional strain explanations do not explain these protests but that threats to the traditional economic, political, and social power of whites were critical. Ethnic competition associated with black population growth and political threats stemming from the political power of northern Democrats, a divided federal government, and civil rights protest stimulated this mobilization. These findings support a broadened ethnic competition/power devaluation model of right-wing mobilization that emphasizes the mobilizing effects of economic and political threats to a relatively advantaged group. 相似文献
255.
AbstractWith the role of libraries evolving from warehousing data sources to controlling the dissemination of information sources, A&I (abstracting and indexing) information services must also evolve and play an equally important and challenging role. With over forty years of A&I publishing experience, CSA (formerly Cambridge Scientific Abstracts) has adapted A&I publishing methods to new technologies and Web-based publishing. The editorial basics of producing A&I journals and databases are unchanged; however, new production technologies, such as electronic feeds between primary and secondary publishers, electronic directory services, and machine-aided indexing, can provide efficiencies. Once just roadmaps pointing to information, A&I services are now conduits delivering information directly to the user. Serials Review 2003; 29:221–223. 相似文献
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Gillman JL Kim HS Alder SC Durrant LH 《Journal of American college health : J of ACH》2006,55(1):17-26
The sample of students completing the National College Health Assessment (NCHA) Survey at the University of Utah differs from the national reference group for the NCHA 2003 in age, employment, residence, and marital status. The purpose of this study is to determine if the defining characteristics of a commuter school increase the risk for suicidal thoughts. During the fall semester of 2004, the University of Utah implemented a randomized electronic survey assessing the student body's health status in several areas. The authors compared 88 respondents who endorsed seriously considered suicide in the previous 12 months were with the remaining 954 respondents to identify discriminating variables. Those students who seriously considered suicide more likely lived off campus, indicated they were emotionally abused, were in only fair health, experienced being assaulted, experienced unwanted sexual touching, or were not heterosexual. Students who were employed were significantly less likely to consider suicide. 相似文献
260.