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We examined whether positive transfer of cognitive training, which so far has been observed for individual tests only, also generalizes to cognitive abilities, thereby carrying greater promise for improving everyday intellectual competence in adulthood and old age. In the COGITO Study, 101 younger and 103 older adults practiced six tests of perceptual speed (PS), three tests of working memory (WM), ...
In:
Frontiers in Aging Neuroscience
2 (2010), 27, 1-10
| Florian Schmiedek, Martin Lövdén, Ulman Lindenberger
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People often attribute poor performance to having bad days. Given that cognitive aging leads to lower average levels of performance and more moment-to-moment variability, one might expect that older adults should show greater day-to-day variability and be more likely to experience bad days than younger adults. However, both researchers and ordinary people typically sample only one performance per day ...
In:
Psychological Science
24 (2013), 9, 1747-1754
| Florian Schmiedek, Martin Lövdén, Ulman Lindenberger
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Werden in sozialwissenschaftlichen Studien Veränderungsprozesse untersucht, zum Beispiel in der Entwicklungspsychologie, den Erziehungswissenschaften oder in der Soziologie des Lebenslaufes, so interessiert man sich in der Regel sowohl für allgemeine, mittlere Veränderungsverläufe als auch für interindividuelle Unterschiede beziehungsweise Abweichungen von den mittleren Veränderungen, sowie für Ursachen ...
In:
Christof Wolf, Henning Best ,
Handbuch der sozialwissenschaftlichen Datenanalyse
Wiesbaden: VS Verlag für Sozialwissenschaften
1017-1029
| Florian Schmiedek, Julia K. Wolff
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1996,
| Christoph Schmitt
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2000,
| Christian Schmitt
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The chapter gives an overview of recent developments within participation and electoral research, and discusses the current state of affairs with regard to data provision and access. It concludes with several recommendations: (a) to tag a small number of key political variables as constant elements of the future question programmes of both the ALLBUS and the GSOEP, thereby creating substantial amounts ...
Berlin:
Rat für Sozial- und WirtschaftsDaten (RatSWD),
2009,
(RatSWD Working Paper No. 123)
| Rüdiger Schmitt-Beck
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2001,
1-5
| Rüdiger Schmitt-Beck, Stefan Weick
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Mannheim:
Center for Survey Research and Methodology (ZUMA),
2002,
| Rüdiger Schmitt-Beck, Stefan Weick, Bernhard Christoph
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In:
European Journal of Political Research
45 (2006), 4, 581-608
| Rüdiger Schmitt-Beck, Stefan Weick, Bernhard Christoph
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Deductibles in health insurance are often regarded as a means to contain health care costs when individuals exhibit moral hazard. However, in the absence of moral hazard, voluntarily chosen deductibles may instead lead to self-selection into different insurance contracts. We use a set of new variables in the German Socioeconomic Panel for the years 2002, 2004, and 2006 that measure individual health ...
Berlin:
DIW Berlin,
2008,
(SOEPpapers 141)
| Hendrik Schmitz