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61.
    
Factor mixture modeling (FMM) has been increasingly used to investigate unobserved population heterogeneity. This study examined the issue of covariate effects with FMM in the context of measurement invariance testing. Specifically, the impact of excluding and misspecifying covariate effects on measurement invariance testing and class enumeration was investigated via Monte Carlo simulations. Data were generated based on FMM models with (1) a zero covariate effect, (2) a covariate effect on the latent class variable, and (3) covariate effects on both the latent class variable and the factor. For each population model, different analysis models that excluded or misspecified covariate effects were fitted. Results highlighted the importance of including proper covariates in measurement invariance testing and evidenced the utility of a model comparison approach in searching for the correct specification of covariate effects and the level of measurement invariance. This approach was demonstrated using an empirical data set. Implications for methodological and applied research are discussed.  相似文献   
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It has been shown (Lawrence, S. (2001). Online or invisible? Nature, 411, 521) that journal articles which have been posted without charge on the internet are more heavily cited than those which have not been. Using data from the NASA Astrophysics Data System (ads.harvard.edu) and from the ArXiv e-print archive at Cornell University (arXiv.org) we examine the causes of this effect.  相似文献   
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This paper provides an account of the inter-psychological processes that constitute learning through work. It does this by drawing on deliberations about the relative contributions of the immediate social world (i.e., workplace setting) that individuals encounter and the personal premises for individuals’ learning. This account is realised through analyses of workers’ experiences of working and learning in both large and small enterprises. Together, these premises and their contributions are used to elaborate how learning through work proceeds as a process of relational interdependence between the affordance of the workplace and the engagement of workers. This relational process is evident in work of different kinds, from the labours of coalminers through to the entrepreneurial activities of small business operators. Instances of learning through work are elaborated through studies that identify how workplaces’ affordances—those that invite workers in particular ways to participate, access support and reward—are generated and projected. These contributions to engaging in and learning through work can be conceptualised as the immediate social contribution or experience that is shaped by cultural and situational factors and the social legacies that shape how individuals construe, engage in, and learn through those practices. It concludes by discussing issues related to both the inter-psychological process and outcomes (e.g., inter-subjectivity) arising from learning through work.  相似文献   
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The authors investigated student and faculty perceptions of academic challenge at their institution, based on early administrations of the National Survey of Student Engagement (NSSE). This analysis revealed that the NSSE did not fully capture many meanings of academic challenge held by these faculty and students. This study led to a proposal for the development of an internal assessment approach using a modification of the NSSE and other scale items on academic challenge and student engagement. The authors discuss several implications of this study for academic scholarship and for institutional policy concerning the assessment of academic challenge.All authors except Jim Purcell are at Georgia College and State University. Stephen L. Payne received his Ph.D. in Management from Arizona State University. He is an Associate Professor of Management and has broad research interests in areas related to ethics and education. Karynne L. M. Kleine is an Associate Professor of Middle Grades Education and has an Ed.D. from the University of Maine in science studies. Her interests are intellectual development for teacher preparation and the history and philosophy of science education. Jim Purcell received his Ed.D. from the University of Alabama, is currently the Executive Director of State System Research for the Oklahoma State Regents for Higher Education, and concentrates on issues of student retention and graduation. Ginger Rudesal Carter is an Associate Professor of Mass Communication with a Ph.D. from the University of Southern Mississippi. Her interests include research on oral history, the media, and issues relating to the student press.  相似文献   
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This prospective study examined romantic partner selection and socialization among a sample of 78 young adolescents (6th–8th graders). Independent assessments of adolescent and romantic partner adjustment were collected before and after relationships initiated via peer nomination and self‐report. Prior to their relationship, adolescents and partners were significantly alike on popularity, physical attraction, and depressive symptoms. Controlling for initial similarity, partners’ popularity, depressive symptoms, relational aggression, and relational victimization significantly predicted changes in adolescents’ functioning in these areas over time. However, the magnitude and direction of change varied according to adolescents’ and partners’ prerelationship functioning. In general, adolescents who dated high‐functioning partners changed more than those who dated low‐functioning partners, and partner characteristics predicted greater change among low‐ versus high‐functioning adolescents. Results were consistent even when controlling for best friend characteristics. The current findings are among the first to demonstrate unique contributions of romantic partner characteristics to adolescents’ psychosocial functioning.  相似文献   
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Despite the considerable media time devoted to the teachers’ industrial dispute in England and Wales during 1985‐86 little or no effort was made to represent the conduct of the dispute in particular schools or through the experiences of individual teachers. The impression conveyed was of a uniform type of ‘action’ and similar effects in different schools, although some were reported as being ‘harder hit’ than others, that is more days on strike. In reality, although related to a set of general conditions affecting teachers’ work, the dispute was enacted and experienced very differently in different schools and localities. The conduct of the dispute in particular schools emerged from and was related to a variety of ‘local’ factors. In this paper some of these institutional variations are examined.

The paper consists of two sections. The first attempts to describe and analyse recent structural changes affecting the conditions of work of teaching and thus provide a context for the 1985‐86 industrial action in schools. The second section explores teachers’ interpretations of and involvements in the industrial action in particular schools. The data on which the paper is based were collected as part of a more general research study on school organisation and micro‐politics.  相似文献   

70.
School quality, child wellbeing and parents’ satisfaction   总被引:1,自引:0,他引:1  
Child wellbeing at school and enjoyment of the learning environment are important economic outcomes, in particular because a growing body of research shows they are strongly linked to later educational attainments and labour market success. However, the standard working assumption in the economics of education is that parents choose schools on the basis of test-score performance, and concerns about child happiness are largely ignored. In this paper, we address this omission and investigate to what extent parents’ and children's views of their school are linked to test-score based performance, and to what extent parents’ judgements of school quality are linked to their child's happiness. To do so, we use information on stated attitudes from the Longitudinal Survey of Young People in England (LSYPE) matched to administrative records on pupil achievements in England. Our results suggest that test-score based measures of school quality tend to dominate parental satisfaction with the learning environment. However, school quality along this dimension is not strongly associated with pupil happiness and wellbeing at school.  相似文献   
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