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541.
A questionnaire was administered to 500 union members. A multiple regression equation was developed using a multi-faceted index of union participation as the criterion with 25 predictor variables: 14 factor scores developed through factor analysis, 9 demographic variables, and 2 measures of perceived control within local unions. There was little shrinkage in the multiple R after double cross-validation. Community-political activities, liberal political beliefs, pro-unionism philosophies, high standards of involvement with unions, and high general job satisfaction-involvement were the five best predictors of union participation. Active union members may view unions as part of a socio-political movement above and beyond their economic and protective functions.  相似文献   
542.
This essay examines a report by the Anti-Discrimination Board regarding discriminatory preference for female principals at girls' high schools and male principals at boys' high schools in New South Wales. It analyses some of the ethical issues raised by the criteria of the report and argues that an acceptable educational philosophy demands a form of positive discrimination in order to redress the balance regarding promotion procedures for female teachers in New South Wales. Such discrimination must of necessity be a combination of both compensation and reparation.  相似文献   
543.
The Second Opinion staff invited a number of its readers who are physicians to respond to our recent Case Stories section on medical noncompliance, which included a case story by Kevin Coleman and commentary and overview by Arthur W. Frank (Second Opinion 17, no. 3 [January 1992]). Our thanks to those who shared their reflections, a number of which have been excerpted here.  相似文献   
544.
Endangered species protection is a significant risk management concern throughout North America. An extensive conceptual literature emphasizes the role to be played by precautionary approaches. Risk managers, typically working in concert with concerned stakeholders, frequently cite the concept as key to their efforts to prevent extinctions. Little has been done, however, to evaluate the multidimensional impacts of precautionary frameworks or to assist in the examination of competing precautionary risk management options as part of an applied risk management decision framework. In this article we describe how decision-aiding techniques can assist in the creation and analysis of alternative precautionary strategies, using the example of a multistakeholder committee charged with protection of endangered Cultus Lake salmon on the Canadian west coast. Although managers were required to adopt a precautionary approach, little attention had been given to how quantitative analyses could be used to help define the concept or to how a precautionary approach might be implemented in the face of difficult economic, social, and biological tradeoffs. We briefly review key steps in a structured decision-making (SDM) process and discuss how this approach was implemented to help bound the management problem, define objectives and performance measures, develop management alternatives, and evaluate their consequences. We highlight the role of strategy tables, employed to help participants identify, alternative management options. We close by noting areas of agreement and disagreement among participants and discuss the implications of decision-focused processes for other precautionary resource management efforts.  相似文献   
545.
The editors offer a short overview of the state of the field in the light of contributions to this special issue.  相似文献   
546.
This study compares levels of physical activity of 9–14-year-old children from a self-reported time diary with those measured using an accelerometer. Children (N = 92) wore an accelerometer for one weekend day and completed a 24-hour time diary for that day. The time children spent in moderate to vigorous physical activity from time diaries was moderately highly correlated with the measured results. Self-reported and objective measures of intensity were correlated, but the correlation varied substantially by activity and characteristics of the family. This study provides empirical evidence to support the validity of time-diary estimates when accelerometer data are not available.  相似文献   
547.
This paper offers a meta‐analysis that traces the contested meaning and use of social capital in sociological research over the last 18 years by focusing on journal article definitions. We identify six common definitions in use that closely correspond to the original—and in some cases, independent—formulations offered by Hanifan, Putnam, Coleman, Bourdieu, and Granovetter. Drawing from Kuhnian theory, we contend that these definitions illuminate deep divisions between those who understand social capital as a normative “cure‐all” ( Portes 1998 )—in the tradition of Hanifan, Putnam, and Coleman —and those who view it as a resource—in the tradition of Bourdieu and Granovetter—that may be used to create or maintain social inequality. The transition of social capital from preparadigm to paradigm status may potentially involve an integration of these approaches, but this will require greater consideration of power and inequality on the part of normative theorists, who are currently dominating the debate.  相似文献   
548.
549.
Our study evaluates the impact of forecast errors on organizational cost by simulating a labor-intensive warehouse environment using realistic cost data from a case study. Unlike past studies that measure forecast error in terms of forecast standard deviation, our study also considers the impact of forecast bias, and the complex interaction between these variables. Two cases of organizational cost curves are considered, with differing and asymmetric structures. Results find forecast bias to have a considerably greater impact on organizational cost than forecast standard deviation. Particularly damaging is a high bias in the presence of high forecast standard deviation. Although biasing the forecast in the least costly direction is shown to yield lower costs, sensitivity analysis shows that increasing bias beyond the optimum point rapidly increases costs. ‘Overshooting’ the optimal amount of bias appears to be more damaging than not biasing the forecast at all. Given that managers often deliberately bias their forecasts, this finding underscores the importance of having a good understanding of organizational cost structures before arbitrarily introducing bias. This finding also suggests that managers should exercise caution when introducing bias, particularly for forecasts that inherently have large errors. These findings have important implications for organizational decision making beyond the simulated warehouse, as high forecast errors are endemic to many labor-intensive organizations.  相似文献   
550.
While welfare reform altered entitlements, introduced time-limited benefits, and capped reimbursements for administrative costs, little was done to control service utilization by those who remain on welfare, or to realign the financial incentives and administrative infrastructure for the delivery of social services. This essay explores the advent of the Social Service Maintenance Organization and discusses the steps that social service agencies need to take to ready themselves for this altered system of service delivery. Without a thorough understanding of the way in which managed care delivery systems operate, as well as the sophisticated information systems and the financial resources necessary to assume risk, social service agencies will find themselves increasingly ill-equipped to meet the challenges of this new environment.  相似文献   
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