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151.
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Helen R. Winefield 《Work and stress》1993,7(3):221-228
In order to study the relationships between work satisfaction and mental health in a group known to be at risk for psychological distress, university students who were somewhat older than usual (n=568, average age 24 years) provided infomiation by questionnaire about their satisfactions from study and paid work, and their level of psychological distress. The measure of study satisfaction was a modified form of Warr et al.'s (1979) Job Satisfaction Scale, and had good reliability. Study satisfaction waslower for undergraduate than for postgraduate students, due to lack of clearly defined identity, less supportive relations with fellow-students and teaching staff, and financial hardship. For all subjects the availability of teacher support predicted study satisfaction, and study satisfaction had a major influence on the students' psychologcal well-being. 相似文献
154.
Sahu Sujit K. Dey Dipak K. Aslanidou Helen Sinha Debajyoti 《Lifetime data analysis》1997,3(2):123-137
Frequently in the analysis of survival data, survival times within the same group are correlated due to unobserved co-variates.
One way these co-variates can be included in the model is as frailties. These frailty random block effects generate dependency
between the survival times of the individuals which are conditionally independent given the frailty. Using a conditional proportional
hazards model, in conjunction with the frailty, a whole new family of models is introduced. By considering a gamma frailty
model, often the issue is to find an appropriate model for the baseline hazard function. In this paper a flexible baseline
hazard model based on a correlated prior process is proposed and is compared with a standard Weibull model. Several model
diagnostics methods are developed and model comparison is made using recently developed Bayesian model selection criteria.
The above methodologies are applied to the McGilchrist and Aisbett (1991) kidney infection data and the analysis is performed
using Markov Chain Monte Carlo methods.
This revised version was published online in July 2006 with corrections to the Cover Date. 相似文献
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Helen Rose Ebaugh Janet Saltzman Chafetz Paula F. Pipes 《Social science quarterly》2005,86(2):273-292
Objective. The objective of the research reported in this article is to test four hypotheses concerning government funding among faith‐based social service coalitions: that it is positively related to size and organizational professionalism; positively related to attitudes toward government funding; positively related to social activism; and negatively related to organizational religiosity. Method. Our method is the application of OLS and probit analysis to data from a national survey of 656 such organizations. Results. Using three measures of government funding and 12 predictor variables, results are mixed in their support of the size and professionalization hypothesis and generally support the remaining hypotheses. These findings are replicated when we compare coalitions that had and had not applied for government funding. Conclusions. Our findings emphasize that greater religious expressiveness dissuades coalitions from both seeking and receiving government funding, but higher levels of social activism expedite both. 相似文献
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Objectives. This study examines Americans' generalized beliefs about how much the United States can trust other nations, as well as changes over time in such beliefs. Methods. We analyze original panel survey data collected in 2001 and 2002. Results. Although only a minority of panel respondents expressed generalized trust in other nations immediately after the terrorist attacks of September 11, 2001, even fewer expressed such trust when reinterviewed almost a year later. Social trust, political trust, and party loyalties predicted individual‐level change in this form of trust from 2001 to 2002. Conclusions. Declining trust in other nations may have important implications for public opinion and, ultimately, public policy regarding world affairs. 相似文献
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In a recent paper, Johnston and Lewin (1996) analyse the stream of research on organisational buyer behaviour published over the past 25 to 30 years isolating eight propositions which they encapsulate in their ‘Risk Continuum'. Our paper, reports a comparison between Johnston and Lewin's analysis of the extant literature and current buying practices as revealed by interviews with senior UK buyers. We found that business practice has changed in the intervening years. New, process-driven management styles are changing the way in which UK buyers and suppliers interact, yet work reflecting this change (by, for instance, the European based IMP Group) is under-represented in textbooks and teaching. We question the continuing predominance of the established risk management view of organisational buyer behaviour based upon research conducted in the USA 30 years ago. 相似文献