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This article represents the work of the National Association of Medical Examiners Ad Hoc Committee on shaken baby syndrome. Abusive head injuries include injuries caused by shaking as well as impact to the head, either by directly striking the head or by causing the head to strike another object or surface. Because of anatomic and developmental differences in the brain and skull of the young child, the mechanisms and types of injuries that affect the head differ from those that affect the older child or adult. The mechanism of injury produced by inflicted head injuries in these children is most often rotational movement of the brain within the cranial cavity. Rotational movement of the brain damages the nervous system by creating shearing forces, which cause diffuse axonal injury with disruption of axons and tearing of bridging veins, which causes subdural and subarachnoid hemorrhages, and is very commonly associated with retinal schisis and hemorrhages. Recognition of this mechanism of injury may be helpful in severe acute rotational brain injuries because it facilitates understanding of such clinical features as the decrease in the level of consciousness and respiratory distress seen in these injured children. The pathologic findings of subdural hemorrhage, subarachnoid hemorrhage, and retinal hemorrhages are offered as "markers" to assist in the recognition of the presence of shearing brain injury in young children.  相似文献   
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Negative observer reactions towards victims may be related to people’s expectations of the characteristics and demeanor of an ideal victim. We examined how expressed emotion, victim sex, and type of victimization influence observers’ perceptions of victim credibility, victim character, and harm. Our hypothesis was that angry victims, male victims, and victims of sexual violence are perceived less positively than sad victims, female victims, and victims of physical violence. Additionally, we anticipated that expectancy violations following expressed agentic/high status, or passive/low-status emotions of the victim would lead to negative reactions. Participants (N?=?335) read a written victim impact statement, by a male or female victim of a sexual or physical assault, in which anger or sadness was expressed. The results show that observers generally respond more negatively to male victims than to female victims, and to victims expressing anger rather than sadness. However, a two-way interaction between expressed emotion and type of crime revealed that expressed emotion only significantly influences character derogation and victim credibility in cases of physical violence. Finally, emotion expectancy violations based on ex-ante expectations lead to derogation and diminished credibility. The discussion focuses on how emotion expectancy violations seem intimately tied to stereotype-ridden features of victimization.  相似文献   
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Ad Knotter 《Labor History》2016,57(3):415-438
In all three industries, internal subcontracting as a way to organize the workplace determined the emergence of craft unionism in the nineteenth century. In both Belgian and American window-glassmaking craft unionism, originally based on exclusion of low-skilled workers who had been underhands in the system of subcontracting, persisted well into the twentieth century, until full mechanization made artisanal glassblowing obsolete. Only then all workers could be united in an industrial union. In diamond manufacturing, craft unions were replaced by a unified industrial union already in the 1890s. In all three industries, trade unions had the biggest impact when they were able to regulate product markets and industrial competition through labour market control. Methods, time frames and duration of labour market control differed considerably, however.  相似文献   
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Based on data collected from the files of the municipal poor relief institutions, the incomes of Amsterdam casual (dock) laborers and of their wives and children, poor relief, and other sources of income are plotted against their family cycles. The emerging patterns confirm results arrived at in American, British, and Belgian studies: Married women worked for wages mainly in the first period of the marriage, when the children were still too young to earn. For the same reason, families relied more on poor relief in this first period than later on. Only in the second and third periods could families rely (more or less) on their own labor due to the substantial contribution made by their children (from age 14). Wives of these casual laborers worked more for wages (often as charwomen) than did the wives of skilled laborers. Obviously, norms and rules about wives' responsibilities in the home were strong enough to prevent women from aspiring to substantial, or even lifetime jobs, although only a few families in this sample could survive on the males' incomes alone.  相似文献   
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ABSTRACT

Drawing from securitization theory and Critical Discourse Analysis (CDA), this article examines how the Singaporean government has “securitized” cyberspace governance. It contributes value-add to the existing literature on securitization theory by evaluating the specific backgrounds and preexisting beliefs that securitizing actors bring with them to the securitization process. Taking the case of Singapore, this paper focuses on the military elites turned civilian politicans and policymakers that have been tasked with cyberspace governance. A discourse analysis shows how terminologies describing cyberspace as an “existential” issue and key personnel appointments with significant military backgrounds reflect the prevalance of military elites, terminologies, strategies that have become embedded within domestic cybersecurity governance structures. The use of military-style concepts such as “digital ranges” and “war games” in Singapore mirrors global financial industry trends where military-derived terminology has become widespread in preparing for cyber-attacks on critical information infrastructure. Two key focus areas of cyberspace governance are evaluated: online content regulation of Internet and social media networks, and legislation to protect critical information infrastructure. The paper concludes by discussing a range of concerns raised by the target “audience” of securitization processes, such as civil society and information infrastructure providers.  相似文献   
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Although peer victimization is of major concern and adolescents spend increasing amounts of time on the Internet, relatively little is known about the psychosocial antecedents and consequences of online victimization. The main aim of this study was to compare the psychosocial antecedents and consequences of online versus real-life victimization. More specifically, the bidirectional relationship between online and real-life victimization on the one hand and psychosocial problems (i.e., loneliness and social anxiety) on the other was examined. In addition, the moderating role of online aggression in the relationship between online victimization and subsequent psychosocial problems was studied. This prospective study, consisting of three annual measurements, was conducted among a sample of 831 adolescents (50.3 % girls) aged 11–15, of which most (80.2 %) had a Dutch ethnic background. The results indicate a unidirectional relationship whereby loneliness and social anxiety predict an increase in latter online victimization rather than the reverse. A bidirectional relationship was found for real-life victimization: loneliness (but not social anxiety) predicted an increase in latter real-life victimization, which in turn predicted an increase in subsequent social anxiety (but not loneliness). No moderating effects of online aggression were found. The findings of the present study suggest that negative online and in real life peer interactions have a differential meaning for, and impact on adolescents’ well-being.  相似文献   
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We undertake a comprehensive review of more than 120 social science studies on nanotechnology, 90% of which are based on the analyses of the nanotechnology publications and patents. We discussed four intellectual debates formed by these studies, namely whether nanotechnology is an interdisciplinary field, whether nanoscience and nanotechnology are closely interlinked, whether nanotechnology development is path dependent and who is winning the global nanorace. We also conduct a comparative analysis of bibliometric search strategies used in the literature to harvest the publications and patents, including lexical queries, evolutionary lexical queries, citation analysis, and the use of core journal sets to identify nanotechnology articles. Because most of the compared strategies, except the one using 10 core journals in the field, share a core set of keywords and thus harvest a common batch of publications, they produce very similar ranking tables of the top subject areas and journals and the most prolific countries and institutions. Moreover, the core journal strategy does not provide a robust delineation of an emerging field such as nanotechnology due to the fact that nanotechnology related articles are published in a wide range of journals. Also, the different criteria for selecting the core journals will affect the analytical results dramatically.  相似文献   
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