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It is well known that the unimodal maximum likelihood estimator of a density is consistent everywhere but at the mode. The authors review various ways to solve this problem and propose a new estimator that is concave over an interval containing the mode; this interval may be chosen by the user or through an algorithm. The authors show how to implement their solution and compare it to other approaches through simulations. They show that the new estimator is consistent everywhere and determine its rate of convergence in the Hellinger metric. 相似文献
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Chicanas modernize domestic service 总被引:2,自引:1,他引:1
Mary Romero 《Qualitative sociology》1988,11(4):319-334
The shift from live-in to day work was a step in the modernization of domestic service because it limited the length of the working day and reduced the psychological exploitation involved in the interpersonal relationship between domestics and mistresses. Even the shift to an hourly wage did not end the extraction of emotional labor, however. Interviews with Chicanas employed as private household workers reveal the next step in the evolution of domestic services. The current development is away from wage work, in which labor time is sold, selling a service in which a job is exchanged for a specified amount of money. Chicanas are defining themselves as expert cleaners hired to do general housework. Most supervision and personal services are thus eliminated from the job. Mistress-servant relations are being transformed into customervendor relations, reducing the personalism and asymmetry of employer-employee relationships.An earlier draft of the paper was presented at the 1986 National Association for Chicano Studies, El Paso, Texas. This research was made possible by a grant from the Business and Professional Women's Foundation and a University of California President's Fellowship. I wish to thank Frances Kleinman and Eric Margolis for their helpful comments on this paper 相似文献
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Schools are centers of collaboration in promoting the development and learning of children and adolescents. They seek to develop cultures of collaboration not only within their walls but also among constituencies with similar interests. These efforts, unfortunately, all too often prove frustrating and disappointing to all concerned. Yet, the need for interdisciplinary inquiry is greater today than ever before. This is particularly true considering the complex, diverse, and multifaceted nature of today's schools. No one professional can address all of the problems confronting education, particularly those of urban schools. For decades mental health and education professionals have joined together around their similar interest in promoting children and adolescent development. One such initiative is a program that fosters educators' development. This program, named the Teacher Education Program, began under the auspices of the Chicago Institute for Psychoanalysis and evolved into the Human Development and Learning Program when a partnership was formed with DePaul University's School of Education. From the program's 34-year history, the authors highlight specific tensions they experienced as directors of this collaborative initiative, and how these challenges either were or were not anticipated and/or addressed. The aims are to put a human face on the challenges and struggles encountered in the relationship between education and mental health professionals, and to identify common ground between educational and psychoanalytic theories and practices. 相似文献
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Kerry S. Leavitt Sarah A. Gardner Mary M. Gallagher Gerald Schamess 《Clinical Social Work Journal》1998,26(1):55-71
Siblings who have suffered severe trauma and disrupted attachment relate to one another in ways that interfere with individual development, the chance to benefit from connections with adults, the establishment of healthy sibling relationships, and the working through of traumatic experiences. The authors use case examples to illustrate four distinct sibling patterns: absent, adult lockout, half and half, and trauma shield. The authors highlight the importance of recognizing these types and then varying the therapist's treatment stance to pursue five goals. These include suspending problematic sibling relationships to create room for bonding with caring adults, transferring attachment behaviors and impulses to a receptive adult, resuming healthy individual development, forming more adaptive sibling connections, and expressing shared traumatic content. 相似文献
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凯·尼尔森是分析学派马克思主义的成员之一,也是西方"左翼"平等主义的主要代表。这篇文章是他的专著《马克思主义与道德观:道德,意识形态和历史唯物主义》中第四章的节选。这篇文章紧扣马克思主义原著,以《哥达纲领批判》为基点,从马克思主义发展史的角度,梳理和阐释了马克思、恩格斯、列宁的正义观,不失为当代国外马克思主义领域一篇较为本真的阐发马克思主义正义观的力作。这篇文章有助于国内学者深化理解马克思主义经典作家的政治哲学思想,也有助于我们了解和学习西方马克思主义理论家的文本解读方法和思路,对于我们构建中国特色社会主义正义理论具有理论借鉴意义。 相似文献
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Nadine Schlömer-Laufen Rosemarie Kay Arndt Werner 《Zeitschrift für Betriebswirtschaft》2012,82(3):93-115
This paper examines the quality of the relationship between business managements and works councils in small and medium-sized enterprises and strives for answering the question, which factors determine the quality. As ownership is an important determining factor of the establishment of works councils in small and medium-sized businesses, especially the impact of ownership on this relationship has been investigated. Agency theory and stewardship theory give hints that the owner management can have different impacts on this relationship. In order to test these contradictory hypotheses we have estimated a Heckman selection model to investigate which factors determine the quality of the relationship between business managements and works councils. Our results based on data generated from a survey in small and medium-sized enterprises conducted by the IfM Bonn in the years 2005 and 2006 indicate that ownership has a negative influence on the establishment of works councils, but a positive one on the quality of the relationship between business management and works council. Thus, the hypotheses predicting the existence of stewardship behaviour among owners and the existence of agency behaviour among managers can be confirmed. 相似文献
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Mary Dickenson 《The Australian journal of social issues》1976,11(2):88-98
Within democratic political systems the activities of organized groups, striving to influence government decisions on matters affecting their particular interests, are widely recognized as a significant element in the political process. Members of the nursing profession in Queensland have sought to obtain concessions from governments. The tactics used and the degree of success achieved by nurses, when acting as a pressure group, are described. The organization which represents the interests of Queensland nurses is the state branch of the Royal Australian Nursing Federation (RANF). Until the 1960s the organization did not utilize pressure group activities to any great extent, being satisfied to accept the status quo in matters of nurse training and registration. In the 1960s the RANF decided to take the initiative in seeking changes in the relevant legislation. Initially, the campaign mounted by the organization to achieve its objectives revealed a lack of acceptance by the association of the full implications of pressure group tactics. In the later 1960s when there was more awareness of the fact that the organization was acting as a pressure group, greater success was achieved. 相似文献