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Anne Marit Wöhrmann Ulrike Fasbender Jürgen Deller 《The Career development quarterly》2016,64(2):98-113
Work values might be proximal predictors of individuals' late‐career intentions because they serve as guiding principles for the selection, evaluation, and justification of vocational behavior. The purpose of this study was to examine the relationship between work values and post‐retirement work intentions. The authors investigated individual work values within the structure of 4 higher order values elaborated on by Schwartz et al. ( 2012 ). Relationships between work values and 4 types of post‐retirement work intentions were examined. Data from 1,071 employees of a German logistics company were used to test the hypotheses. The results of a structural equation model indicated that work values were differentially related to the 4 types of post‐retirement work intentions. The identified work value–work type combinations add to the literature on post‐retirement work. Practice implications for promoting positive individual and organizational outcomes are drawn from the results. 相似文献
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Patrick Bayer Robert McMillan Alvin Murphy Christopher Timmins 《Econometrica : journal of the Econometric Society》2016,84(3):893-942
This paper develops a dynamic model of neighborhood choice along with a computationally light multi‐step estimator. The proposed empirical framework captures observed and unobserved preference heterogeneity across households and locations in a flexible way. We estimate the model using a newly assembled data set that matches demographic information from mortgage applications to the universe of housing transactions in the San Francisco Bay Area from 1994 to 2004. The results provide the first estimates of the marginal willingness to pay for several non‐marketed amenities—neighborhood air pollution, violent crime, and racial composition—in a dynamic framework. Comparing these estimates with those from a static version of the model highlights several important biases that arise when dynamic considerations are ignored. 相似文献
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We address the issue of model selection in beta regressions with varying dispersion. The model consists of two submodels, namely: for the mean and for the dispersion. Our focus is on the selection of the covariates for each submodel. Our Monte Carlo evidence reveals that the joint selection of covariates for the two submodels is not accurate in finite samples. We introduce two new model selection criteria that explicitly account for varying dispersion and propose a fast two step model selection scheme which is considerably more accurate and is computationally less costly than usual joint model selection. Monte Carlo evidence is presented and discussed. We also present the results of an empirical application. 相似文献
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Ulrike Sonja Trampisch Petra Platen Matthias Trampisch Anna Moschny Ulrich Thiem Timo Hinrichs 《European review of aging and physical activity》2012,9(2):143-148
There is general consensus that physical activity is important for preserving functional capacities of older adults and positively influencing quality of life. While accelerometry is widely accepted and applied to assess physical activity in studies, several problems with this method remain (e.g., low retest reliability, measurement errors). The aim of this study was to test the intra-instrumental retest reliability of a wrist-worn accelerometer in a 3-day measurement of physical activity in older adults and to compare different estimators. A sample of 123 older adults (76.5?±?5.1?years, 59?% female) wore a uniaxial accelerometer continuously for 1?week. The data were split into two repeated measurement values (week set) of 3?days each. The sum, the 80?C99th quantiles and the 80?C99th trimmed sums were built for each week set. Retest reliability was assessed for each estimator and graphically demonstrated by Bland?CAltman plots. The intraclass correlation of the retest reliability ranged from 0.22 to 0.91. Retest reliability increases when a more robust estimator than the overall sum is used. Therefore, the trimmed sum can be recommended as a conservative estimate of the physical activity level of older adults. 相似文献
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Ulrike Schultz 《Identities: Global Studies in Culture and Power》2014,21(3):305-319
At the time of the research, Khartoum was a multi-ethnic and multinational metropolis of 8 million people. A considerable part of the population consists of Southern Sudanese migrants and displaced persons that came during the 20 years plus of civil war in South Sudan to the capital. These people were categorised after the Comprehensive Peace Agreement (CPA), as displaced people regardless as to whether they come to the capital as labour migrants, students or because of the war to the capital. The notion of displacement assumes that they are people who are ‘out of place’: thereby assuming a former situation of being in place, a place that can be called ‘home’. After the CPA from 2005, this frequently only imagined home became a real place for the IDP’s to which they are supposed to go back. Yet, many migrants and displaced people are reluctant to move to Southern Sudan. Their decision about going to the South or staying in Khartoum depends not only on the opportunities and perspectives in their respective ‘home’ areas but also on the perceptions of belonging and identity. The imaginations and aspirations about the future life in South Sudan, which I analyse in this article, reflect this ambivalent positioning. 相似文献
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E. Michel‐Kerjan S. Hochrainer‐Stigler H. Kunreuther J. Linnerooth‐Bayer R. Mechler R. Muir‐Wood N. Ranger P. Vaziri M. Young 《Risk analysis》2013,33(6):984-999
Major natural disasters in recent years have had high human and economic costs, and triggered record high postdisaster relief from governments and international donors. Given the current economic situation worldwide, selecting the most effective disaster risk reduction (DRR) measures is critical. This is especially the case for low‐ and middle‐income countries, which have suffered disproportionally more economic and human losses from disasters. This article discusses a methodology that makes use of advanced probabilistic catastrophe models to estimate benefits of DRR measures. We apply such newly developed models to generate estimates for hurricane risk on residential structures on the island of St. Lucia, and earthquake risk on residential structures in Istanbul, Turkey, as two illustrative case studies. The costs and economic benefits for selected risk reduction measures are estimated taking account of hazard, exposure, and vulnerability. We conclude by emphasizing the advantages and challenges of catastrophe model‐based cost‐benefit analyses for DRR in developing countries. 相似文献
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Ulrike Galander 《Organisationsberatung, Supervision, Coaching》2001,8(1):51-56
Is there still something specific East German in the need for counseling? There is a specific East German background, considering the adaption of issues, contents and methods of counseling of East German top management, enterprises and institutions. In the last ten years, development in East Germany was above all a make up for the development of West German conditions. Today the trends in West and East Germany are equally faced with the reorganization of processes resulting from global standards. These are confronted with a hardly stabil economical and social basis in East Germany. The general need for counseling is determined by psychological counseling and change management. 相似文献
10.
Ulrike Tischer Ilse Hartmann-Tews Claudia Combrink 《European review of aging and physical activity》2011,8(2):83-91
The article provides an overview of the results of cross-sectional and longitudinal data sets concerning sport participation
of the elderly in Germany with a focus on correlations of sport participation with gender, age, and social class. A tabular
overview lists the most central studies with their study design and publications from 2000 onwards. Findings regarding the
motivations for sport participation of the elderly, the types of sport which are done, and the preferred settings are summarized.
Eventually a conclusion is given about “what we know and what we don’t know.” 相似文献