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221.
Using data from the 1995, 1998, and 2001 panels of Aging, Status, and Sense of Control (ASOC) Survey, we examine gender differences in the relationship between self‐rated physical health and mental health over time (n = 2,543). Gender‐stratified path models highlight how the nature of the mental–physical health relationship changes when we use indicators of mental health that have traditionally been labeled as female sensitive (depression) or male sensitive (heavy drinking). Results show that women and men are similar in that mental health has a stronger effect on physical health than the reverse. However, this is only the case when we use gender‐sensitive measures of mental distress: Men who drink heavily and women who are depressed report poorer self‐rated physical health over time, while heavy drinking for women and depression for men have no significant effects on their self‐rated physical well‐being. These results provide evidence of a health process that is gendered in its expression but more universal in its outcome—the exact measure might vary, but men and women alike are physically harmed by mental health problems. 相似文献
222.
Paul J. Kaiser Jeremy Streatfeild 《Development policy review : the journal of the Overseas Development Institute》2016,34(5):745-757
This article presents a new approach to designing public sector reform programmes, which we call a capacity map (CM). This approach focuses on the flow of public funds from the point of ‘extraction’ through to their ‘disbursement’, with specific attention to ‘leakages’ in that overall system. The CM is a modest attempt to provide development partners and their partner governments with a relatively simple, but effective, tool that complements other oft‐used tools in the programme design process. To elucidate the CM approach, development partner attempts to support the establishment, or reform of, road maintenance regimes are focused on. The CM unpacks the process of road maintenance to identify leakages in the overall road maintenance system, thus enabling development partners to focus on institutional root causes beyond a singular focus on insufficient funds. It is contended that this tool enables the programme designer to develop focused interventions, whether in roads or other infrastructure projects, that move beyond ‘quick fixes’ that may avoid the difficult questions and hard choices that need to be made for sustainable institutional and policy reform. 相似文献
223.
Chenwei Liao Sandy J. Wayne Robert C. Liden Jeremy D. Meuser 《The Leadership Quarterly》2017,28(3):438-450
Extending prior research on idiosyncratic deals (i-deals), in the current study we examine the functioning of i-deals in the context of leader-member exchange (LMX) differentiation. To that end, we integrate justice, social exchange, and social comparison theories and hypothesize that employee perceptions of their managers' procedural fairness and LMX quality partially mediate (in sequence) the positive relationship between i-deals and individual effectiveness, including job satisfaction, in-role performance, and helping behavior. Furthermore, we propose that LMX differentiation moderates this mediated relationship, such that the mediation effect becomes stronger when LMX differentiation within the group is greater. Data from a U.S. sample of 961 employees and their managers in 71 restaurants supported our hypothesized model. Results shed light on managerial practices regarding how to gain positive effects from i-deals by considering the influence of LMX differentiation. 相似文献
224.
In 2014, Desormeaux et al. (Discrete Math 319:15–23, 2014) proved a relationship between the annihilation number and 2-domination number of a tree. In this note, we provide a family of bounds for the 2-domination number of a tree based on the amount of vertices of small degree. This family of bounds extends current bounds on the 2-domination number of a tree, and provides an alternative proof for the relationship between the annihilation number and the 2-domination number of a tree that was shown by Desormeaux et al. 相似文献
225.
Daniel E. Martínez Jeremy Slack Kraig Beyerlein Prescott Vandervoet Kristin Klingman Paola Molina 《Population studies》2017,71(2):249-264
Increased border enforcement efforts have redistributed unauthorized Mexican migration to the United States (US) away from traditional points of crossing, such as San Diego and El Paso, and into more remote areas along the US–Mexico border, including southern Arizona. Yet relatively little quantitative scholarly work exists examining Mexican migrants’ crossing, apprehension, and repatriation experiences in southern Arizona. We contend that if scholars truly want to understand the experiences of unauthorized migrants in transit, such migrants should be interviewed either at the border after being removed from the US, or during their trajectories across the border, or both. This paper provides a methodological overview of the Migrant Border Crossing Study (MBCS), a unique data source on Mexican migrants who attempted an unauthorized crossing along the Sonora–Arizona border, were apprehended, and repatriated to Nogales, Sonora in 2007–09. We also discuss substantive and theoretical contributions of the MBCS. 相似文献
226.
L. Rowell Huesmann Eric F. Dubow Paul Boxer Violet Souweidane Jeremy Ginges 《Journal of research on adolescence》2012,22(3):556-570
This study was based on the theory that adolescents view scenes of violent ethnic conflicts in the mass media through the lens of their own ethnicity, and that the resulting social‐cognitive reactions influence their negative stereotypes about similar ethnic groups in their own country. We interviewed 89 Jewish and 180 Arab American high school students about their exposure to the Israeli‐Palestinian conflict, their social cognitive reactions to it, and their stereotypes toward ethnic groups. Beyond the effects of ethnic identity, the degree to which adolescents identified with Israelis and Palestinians in the media was a key variable linking exposure to media depictions of the conflict and the implicit ethnic stereotypes they displayed about Jewish Americans and Arab Americans. 相似文献
227.
Focusing on micro-level processes of residential segregation, this analysis combines data from the Panel Study of Income Dynamics with contextual information from three censuses and several other sources to examine patterns of residential mobility between neighborhoods populated by different combinations of racial and ethnic groups. We find that despite the emergence of multiethnic neighborhoods, stratified mobility dynamics continue to dominate, with relatively few black or white households moving into neighborhoods that could be considered multiethnic. However, we also find that the tendency for white and black households to move between neighborhoods dominated by their own group varies significantly across metropolitan areas. Black and white households' mobility into more integrated neighborhoods is shaped substantially by demographic, economic, political, and spatial features of the broader metropolitan area. Metropolitan-area racial composition, the stock of new housing, residential separation of black and white households, poverty rates, and functional specialization emerge as particularly important predictors. These macro-level effects reflect opportunities for intergroup residential contact as well as structural forces that maintain residential segregation. 相似文献
228.
In an age of telemarketers, spam emails, and pop-up advertisements, sociologists are finding it increasingly difficult to achieve high response rates for their surveys. Compounding these issues, the current political and social climate has decreased many survey respondents’ likelihood of responding to controversial questions, which are often at the heart of much research in the discipline. Here we discuss such implications for survey research in sociology using: a content analysis of the prevalence of missing data and survey research methods in the most cited articles in top sociology journals, a case study highlighting the extraction of meaningful information through an example of potential mechanisms driving the non-random missing data patterns in the Religion Among Academic Scientists dataset, and qualitative responses from non-responders in this same case. Implications are likely to increase in importance given the ubiquitous nature of survey research, missing data, and privacy concerns in sociological research. 相似文献
229.
230.
Social and geographic contexts of adolescent substance use: The moderating effects of age and gender
This study investigates whether age and gender moderate the effects of social network and neighborhood contexts on adolescent substance use using a spatially embedded, egocentric social network data set comprised of 254 urban adolescents. Results indicate that substance use is enhanced by being older and male, as well as the presence of neighborhood concentrated disadvantage and interaction with substance using peers at adolescents’ perceived risky places. Older adolescents are more strongly influenced by social and neighborhood contexts than younger adolescents, where ages 14–16 appear to be a key transition age for the emergence of contextual effects on substance use. 相似文献