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  • 1
    Online Resource
    Online Resource
    Berlin : Humboldt-Universität zu Berlin
    In:  27,2, Seiten 240-254
    Language: English
    Pages: 1 Online-Ressource (16 Seiten)
    Publ. der Quelle: New York, NY : Psychology Press, Taylor & Francis Group, 2020
    Angaben zur Quelle: 27,2, Seiten 240-254
    DDC: 300
    Keywords: Individual score/factor score methods ; Kalman filter ; longitudinal autoregressive models ; model misspecification ; Sozialwissenschaften
    Abstract: Different methods to obtain individual scores from multiple item latent variable models exist, but their performance under realistic conditions is currently underresearched. We investigate the performance of the regression method, the Bartlett method, the Kalman filter, and the mean score under misspecification in autoregressive panel models. Results from three simulations show different patterns of findings for the mean absolute error, for the correlations between individual scores and the true scores (correlation criterion), and for the coverage in our settings: a) all individual score methods are generally quite robust against the chosen misspecification in the loadings, b) all methods are similarly sensitive to positively skewed as well as leptokurtic response distributions with regard to the correlation criterion, c) only the mean score is not robust against an integrated trend component, and d) coverage for the mean score is consistently below the nominal value.
    Abstract: Peer Reviewed
    Note: This article was supported by the Open Access Publication Fund of Humboldt-Universität zu Berlin.
    URL: Volltext  (kostenfrei)
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  • 2
    Language: English
    Pages: 1 Online-Ressource (17 Seiten)
    Publ. der Quelle: Philadelphia, Pa. : Psychology Press, Taylor & Francis Group, 2020
    Angaben zur Quelle: 27,4, Seiten 613-628
    DDC: 300
    Keywords: Autoregressive cross-lagged model ; continuous time modeling ; heterogeneity ; structural equation modeling ; Sozialwissenschaften
    Abstract: Dynamic panel models are a popular approach to study interrelationships between repeatedly measured variables. Often, dynamic panel models are specified and estimated within a structural equation modeling (SEM) framework. An endemic problem threatening the validity of such models is unmodelled heterogeneity. Recently, individual parameter contribution (IPC) regression was proposed as a flexible method to study heterogeneity in SEM parameters as a function of observed covariates. In the present paper, we derive how IPCs can be calculated for general maximum likelihood estimates and evaluate the performance of IPC regression to estimate group differences in dynamic panel models in discrete and continuous time. We show that IPC regression can be slightly biased in samples with large group differences and present a bias correction procedure. IPC regression showed generally promising results for discrete time models. However, due to highly nonlinear parameter constraints, caution is indicated when applying IPC regression to continuous time models.
    Abstract: Peer Reviewed
    Note: This article was supported by the Open Access Publication Fund of Humboldt-Universität zu Berlin.
    URL: Volltext  (kostenfrei)
    Library Location Call Number Volume/Issue/Year Availability
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  • 3
    Language: English
    Pages: 1 Online-Ressource (15 Seiten)
    Publ. der Quelle: New York (NY) : Taylor & Francis
    Angaben zur Quelle: 26,2, Seiten 310-323
    DDC: 300
    Keywords: longitudinal autoregressive models ; individual diagnostics ; individual scores (factor scores, sum score) ; Kalman filter ; Sozialwissenschaften
    Abstract: Much effort has been made to develop models for longitudinal data analysis, but comparably less attention has been paid to the use of individual specific values on latent variables in longitudinal models. In a tutorial style, this article introduces the reader to four common approaches to obtain individual scores – individual mean score, Bartlett method, regression method, Kalman filter – and reviews criteria commonly used to evaluate their performance. By means of simulated data, we mimic realistic scenarios and investigate in how far analytic results on the asymptotic performance of individual scores translate into practical situations. We end this article with a discussion of the use and usefulness of individual scores.
    Abstract: Peer Reviewed
    Note: This article was supported by the Open Access Publication Fund of Humboldt-Universität zu Berlin.
    URL: Volltext  (kostenfrei)
    Library Location Call Number Volume/Issue/Year Availability
    BibTip Others were also interested in ...
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