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31.
The relation between change points in multivariate surveillance is important but seldom considered. The sufficiency principle is here used to clarify the structure of some problems, to find efficient methods, and to determine appropriate evaluation metrics. We study processes where the changes occur simultaneously or with known time lags. The surveillance of spatial data is one example where known time lags can be of interest. A general version of a theorem for the sufficient reduction of processes that change with known time lags is given. A simulation study illustrates the benefits or the methods based on the sufficient statistics.  相似文献   
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Although there has been some increased attention to the issue of homelessness and homeless shelter services, little effort has been made to understand the operation of rural homeless shelters. This situation persists despite decades of effort showing that the rural environment provides a very different context for the delivery of services than an urban environment. This study hypothesized that contextual differences in rural environments would produce various strategies of service delivery among homeless shelters. A typology of rural environments was created. Homeless shelters within each of four cells of the typology were selected. Comparative case study analysis provided partial support for the hypothesis.  相似文献   
34.
Although sexual offenses against children have often been characterized as nonviolent, recent information has indicated that a subgroup of very violent offenders exists. The present study examined details of both familial and nonfamilial sexual offenses against children in order to investigate the type of offense committed, as well as the frequency of violence and aggression. Two trained raters were used to code clinical information which examined offenders’ backgrounds as well as details of crimes. Subjects consisted of all in‐patients referred to the Clarke Institute of Psychiatry over a five‐year period who were charged with a sexual offense against a child (29 incest offenders and 37 nonfamilial offenders). The two groups were similar in demographic characteristics, with the exception of the incest group being older and more frequently married. Details of the index offenses revealed that both groups of offenders had penetrated victims in over half the cases, had used physical force (such as beating) in 89% of cases and had used verbal threats in 26% of cases. Victims included a 3‐month‐old infant and seven children between the ages of 3 and 5. Higher levels of physical aggression and verbal intimidation were found among incest offenders. These findings are particularly alarming given that clinical files are often lacking in details of criminal charges and may underestimate the degree of violence in these offenses. The implications of these findings are discussed in terms of generalizability and the myths and stereotypes that surround both the perpetrators and the child victims of sexual assault.  相似文献   
35.
ABSTRACT. Violence is a serious problem, and social and health care providers are in a key position for implementing successful interventions. This qualitative study of 6 focus groups with professionals (n = 30) examines the health care professionals’ ways of framing a domestic violence intervention. Of special interest here is how professionals see their own roles in the process of recognizing and helping victims of domestic violence. By using Erving Goffman's frame analysis, this study identifies several frames that either: a) emphasize the obstacles to intervention and justify nonintervention, or on the contrary, b) question these obstacles and find justifications for intervention. The possibilities for intervention are further explored by analyzing the ways in which the dynamics between the different frames allow redefinition of domestic violence interventions. Despite the challenges involved in a domestic violence intervention, there seems to be potential for change in personal attitudes and reform of professional practices. The research findings underline the role of social and health care professionals as members of a larger chain of service providers working collaboratively against domestic violence. Implications for practice and directions in policy and future research are suggested.  相似文献   
36.
The impact of welfare reform on marriage and divorce   总被引:4,自引:0,他引:4  
The goal of the 1996 Personal Responsibility and Work Opportunity Reconciliation Act was to end needy parents' dependence on governmental benefits, in part by promoting marriage. The prereform welfare system was widely believed to discourage marriage because it provided benefits primarily to single mothers. However, welfare reform may have actually decreased the incentives to be married by giving women greater financial independence via the program's new emphasis on work. This article uses vital statistics data on marriages and divorces during 1989-2000 to examine the role of welfare reform (state waivers and implementation of Temporary Assistance to Needy Families) and other state-level variables on flows into and out of marriage. The results indicate that welfare reform has led to fewer new divorces and fewer new marriages, although the latter result is sensitive to specification and the choice of data.  相似文献   
37.
Based upon in-depth interviews with fathers who are employed as knowledge workers in Silicon Valley, this article argues that a newly constituted masculinity has emerged that coincides with the new way work is organized in the new economy. The article examines the relationship among this gendered subjectivity, processes of labor control, and fathering. It finds that the new masculinity functions as a key mechanism of control in high-tech workplaces that rely on identity-based forms of control and that the enactment of this new masculinity impacts the way fathers think about, experience, and manage their work and family lives.  相似文献   
38.
Previous research shows that living in a non-intact family is associated with educational disadvantages. This paper compares the relationships between childhood family structure, schooling, and earnings in Sweden and the USA. This comparison is interesting because both family structure and public policies differ significantly. We find a negative relationship between living in a non-intact family and child outcomes, and the estimates are remarkably similar in both countries. After using sibling-difference models, the correlation with family structure is no longer significant. These results cast doubt on the causal interpretation of the negative relationship between non-intact family structures and child outcomes.  相似文献   
39.
Who Is the Boss and Who Is Not? Accuracy of Judging Status   总被引:3,自引:1,他引:2  
We investigated whether people were accurate at judging other people's status, what behavioral and appearance cues they relied on when assessing status, whether the way those cues were used was accurate, and whether target gender affected any of the results. Targets (N = 48) were university employees (faculty and staff) who were photographed while interacting with a coworker. One sample of perceivers (66 females, 42 males) rated the relative status of the two people in the photograph to each other, and another sample (60 females and males) rated each target in the photograph on status. Additionally, an array of behavioral and appearance cues of targets in the photograph was assessed. Results showed that (1) people were able to assess status in others, (2) the cues they used to assess female and male targets were somewhat different, and (3) how much people relied on specific cues corresponded to how status was expressed in these cues.  相似文献   
40.
Mats Ekl  f  Marianne T  rner 《Work and stress》2005,19(4):360-369
Although occupational accidents are common in fishery, safety work is often not given priority by the fishermen. The aims of this study were to test a group-based intervention for increased activity in safety work through group discussion of accident/incident experience; to study occurred incidents/accidents and how such events were managed; and to study intervention effects on activity in safety work, risk acceptance and perceived manageability of risks. A sample of men from five crews (11 men) of Swedish fishermen participated. The study had a one group pre-test-post-test design for questionnaire data. The emphasis was on qualitative information collected during the intervention and interviews. The results indicated that accident causes could be appraised as being unmanageable even when technical solutions were possible. Psychological factors may cause incidents not to be documented or discussed. Incident experience seldom leads to preventive measures. Interaction between structural, social and psychological factors seemed to explain this. Questionnaires, observations and interview data suggested that some increase in safety work took place during the intervention. After the discussions the participants perceived risks to be less manageable. The study indicated that, although sensitive to dropout, participative safety interventions in fishery are feasible and may be effective. A longer or more intensive intervention may be necessary in order to progress from problem orientation to action orientation.  相似文献   
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