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191.
Andreas Steinmayr Christina Felfe Michael Lechner 《European review of aging and physical activity》2011,8(2):67-82
We investigate whether the distance between the next sports facilities and children’s homes matter for their sports activities
inside and outside of sports clubs. Our analysis is based on a large and informative cross-section of individual data on children
and their families, the so-called German Health Interview and Examination Survey for Children and Adolescents data. We use
a semiparametric econometric method to investigate this relationship empirically. Our results suggest that while the distance
does not matter in larger towns and cities, it does matter in smaller towns and in particular on the countryside. 相似文献
192.
Prof. Dr. Margarete Boos Dipl.-Psych. Christina Grubendorfer Dr. Dorothea Mey 《Organisationsberatung, Supervision, Coaching》2013,20(1):5-15
This paper gives an overview of new developments in conceptualizing universities as brands. Brand development in this sense is not an externally-oriented marketing instrument, but an internal strategy. In this internal brand development process, a university sorts out its developmental resources and challenges and structures an identity. Ten steps in this process of brand development are outlined and a concept of brand positioning specific to universities is introduced. 相似文献
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Karin Schermelleh-Engel Christina S. Werner Andreas G. Klein Helfried Moosbrugger 《AStA Advances in Statistical Analysis》2010,94(2):167-184
Nonlinear structural equation modeling provides many advantages over analyses based on manifest variables only. Several approaches for the analysis of latent interaction effects have been developed within the last 15 years, including the partial least squares product indicator approach (PLS-PI), the constrained product indicator approach using the LISREL software (LISREL-PI), and the distribution-analytic latent moderated structural equations approach (LMS) using the Mplus program. An assumed advantage of PLS-PI is that it is able to deal with very large numbers of indicators, while LISREL-PI and LMS have not been investigated under such conditions. In a Monte Carlo study, the performance of LISREL-PI and LMS was compared to PLS-PI results previously reported in Chin et al. (2003) and Goodhue et al. (2007) for identical conditions. The latent interaction model included six indicator variables for the measurement of each latent predictor variable and the latent criterion, and sample size was N=100. The results showed that PLS-PI’s linear and interaction parameter estimates were downward biased, while parameter estimates were unbiased for LISREL-PI and LMS. True standard errors were smallest for PLS-PI, while the power to detect the latent interaction effect was higher for LISREL-PI and LMS. Compared to the symmetric distributions of interaction parameter estimates for LISREL-PI and LMS, PLS-PI showed a distribution that was symmetric for positive values, but included outlying negative estimates. Possible explanations for these findings are discussed. 相似文献
195.
This paper reports on part of a wider study concerned with the collaborative efforts of an inquirer and six people with an intellectual disability, to develop a grounded theory explaining the processes by which these informants manage the relationships within their personal communities. The study was conducted through a series of in-depth interviews with each informant; a process characterised by information sharing, tentative theory development and elaboration, and informants' checking the accuracy of the emerging theory. This inductive approach allowed not only an insight into the lives of each informant, but recognised the informants' expertise in matters concerning their own lives and thus facilitated the emergence of theoretical elements of relevance to the informants themselves. The focus of the paper is on the collaborative or partnership approach adopted. The outcomes of the research partnership are detailed and implications drawn for the role of research in the lifestyles of people with an intellectual disability. 相似文献
196.
Jean‐Marie Dufour Mohamed Taamouti 《Econometrica : journal of the Econometric Society》2005,73(4):1351-1365
It is well known that standard asymptotic theory is not applicable or is very unreliable in models with identification problems or weak instruments. One possible way out consists of using a variant of the Anderson–Rubin ((1949), AR) procedure. The latter allows one to build exact tests and confidence sets only for the full vector of the coefficients of the endogenous explanatory variables in a structural equation, but not for individual coefficients. This problem may in principle be overcome by using projection methods (Dufour (1997), Dufour and Jasiak (2001)). At first sight, however, this technique requires the application of costly numerical algorithms. In this paper, we give a general necessary and sufficient condition that allows one to check whether an AR‐type confidence set is bounded. Furthermore, we provide an analytic solution to the problem of building projection‐based confidence sets from AR‐type confidence sets. The latter involves the geometric properties of “quadrics” and can be viewed as an extension of usual confidence intervals and ellipsoids. Only least squares techniques are needed to build the confidence intervals. 相似文献
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198.
Puchalski CM 《Omega》2007,56(1):33-46
Spirituality is an essential component of the care of patients with serious illness and those that are dying. Dame Cicely Saunders developed the hospice movement based on the biopsychosocialspiritual model of care, in which all four dimensions are important in the care of patients. Of all the models of care, hospice and palliative care recognize the importance of spiritual issues in the care of patients and their families. The National Consensus Project Guidelines for Quality Palliative Care, in the United States, provides specific recommendations about all domains of care including the spiritual domain, which is recognized as a critical component of care (The National Consensus Project for Quality Palliative Care www.nationalconsensusproject.org). Studies indicate that the majority of patients would like their spiritual issues addressed, yet find that their spiritual needs are not being met by the current system of care. Interestingly, spirituality is the one dimension that seems to get slightly less emphasis than the biopsychosocial dimensions of care. Some reasons may include the difficulty with definitions of spirituality for clinical and research purposes, the time constraints and financial burdens in the current healthcare system in the United States, and the lack of uniform training for all healthcare professionals. Yet, there are theoretical and ethical frameworks that support spiritual care as well as some educational models in spirituality and health that have been successful in medical education in the United States. Spirituality can be seen as the essential part of the humanity of all people. It is at its root, relational and thus forms the basis of the altruistic care healthcare professionals are committed to. Spirituality has to do with respecting the inherent value and dignity of all persons, regardless of their health status. It is the part of humans that seeks healing, particularly in the midst of suffering. Spiritual care models are based on an intrinsic aspect that calls for compassionate presence to patients as well as an extrinsic component where healthcare professionals address spiritual issues with patients and their loved ones. Currently in the healthcare system, evidence-base models are the criteria for practice recommendations. Yet, spirituality may not be amenable entirely to strict evidence-base criteria. As hospice and palliative care continues to develop as a field, healthcare professionals are challenged to think of ways to advocate for and include the spiritual dimension of care. 相似文献
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200.
Anders Blok Maria D. Lindstrm Marie L. Meilvang Inge K. Pedersen 《Symbolic Interaction》2019,42(4):588-617
Ecological approaches to professional work, authority, and regulation have seen a resurgence in the sociology of professions, as epitomized in the linked ecologies framework of Andrew Abbott. Alongside this resurgence comes a renewed attention to the way symbolic and material boundaries within and between professions, as well as between professional, university, and political institutions, come to be defined, negotiated, and changed as part of ongoing professional projects. Building on and comparing case studies set in Denmark into three emerging professional “proto‐jurisdictions”—of water‐related climate adaptation, lifestyle disease prevention, and innovation management—this article identifies three key modes of interprofessional boundary work important for such projects. In doing so, it grounds Abbott's meso‐level framework of linked ecologies in more situated accounts of workplace‐level boundary interaction, by reconnecting to a wider tradition of symbolic interactionist studies of professions. 相似文献