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141.
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Wrestling Sprawl to the Ground: Defining and measuring an elusive concept   总被引:5,自引:0,他引:5  
Abstract

The literature on urban sprawl confuses causes, consequences, and conditions. This article presents a conceptual definition of sprawl based on eight distinct dimensions of land use patterns: density, continuity, concentration, clustering, centrality, nuclearity mixed uses, and proximity. Sprawl is defined as a condition of land use that is represented by low values on one or more of these dimensions.

Each dimension is operationally defined and tested in 13 urbanized areas. Results for six dimensions are reported for each area, and an initial comparison of the extent of sprawl in the 13 areas is provided. The test confirms the utility of the approach and suggests that a clearer conceptual and operational definition can facilitate research on the causes and consequences of sprawl.  相似文献   
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With the end of the cold war and the weakening of the security bond between Europe and the United States, economic relations assume increasing importance. As Europe's dominant economic power, Germany has a central role in the management of the trans‐Atlantic economy. This analysis of economic relations between Germany and the United States shows that whilst investment flows between the two economies suggest common interests and mutual dependence, the structure of German and American trade reveals a strong potential for conflict. Moreover, the experience of the 1980s suggests that economic ties between Germany and the United States are not sufficiently intense to guarantee unconditional cooperation in the management of the Atlantic economy. Divergence in macroeconomic policy has inevitably led to tensions over trade, exchange rates and interest rates. Unless this tendency is checked, the result will be the emergence of ‘Fortress Europe’ with a heightened potential for conflict with the United States.  相似文献   
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Statutory responsibility for health care and social care has long been separated between National Health Service (NHS) bodies and local government authorities. Repeated policy attempts to promote service integration through collaboration between such authorities have achieved little. The latest of such policy interventions are the Health and Wellbeing Boards (HWBs) established by the 2012 Health and Social Care Act (HSCA) alongside a range of other organisational innovations, including Clinical Commissioning Groups (CCGs). These organisations await full legal and operational status but have begun to develop structures and processes. HWBs are intended to lead the integrated assessment of local needs to inform both NHS health and local authority social care commissioners. We undertook detailed qualitative case studies in eight CCGs during 2011–2012 and here report observational and interview data related to CCGs’ perspectives and observations of early HWB developments. We found that developing HWBs vary greatly in their structure and approach, but we also identified a number of significant issues that are familiar from earlier research into health and social care integration. These include heavy dependence on voluntary agreements to align the strategic plans of the many different new statutory bodies; a significant role for mundane organisational processes in determining the extent of effective co-operation; and problems arising from factors such as size and the arrangements of local boundaries.  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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Across two studies, we demonstrated that support for group-based hierarchies differentially affects evaluation of ingroup and outgroup criminal offenders and that this effect generalizes to overall evaluations of their respective groups. Drawing on social dominance theory, our results show that differential judgments of national ingroup and immigrant outgroup offenders reflect hierarchy regulating strategies. Study 1 (N = 94) revealed that egalitarians (low on SDO) were more lenient toward outgroup offenders and their ethnic group (Arab immigrants) when compared to ingroup offenders and their national group (Swiss citizens). The opposite was true for social dominators (high on SDO). Study 2 (N = 88) replicated the results of Study 1 and further demonstrated that the socio-economic status of the perpetrator did not affect perpetrator group evaluations suggesting that the arbitrary sets of ethnicity or nationality, not education level and employment status, were the important cues for hierarchy-regulating judgments of criminal offenders.  相似文献   
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