Objectives. Older adults more often complain about sleep disturbances compared with younger adults. However, it is not clear whether there is still a decline of sleep quality after age 60 and whether changes in sleep quality in old age are mere reflections of impaired physical health or whether...

Well-being development at the end of life is often characterized by steep deteriorations, but individual differences in these terminal declines are substantial and not yet well understood. This study moved beyond typical consideration of health predictors and explored the role of social...

Die Gesellschaft Deutschlands befindet sich nicht zuletzt aufgrund des technologischen Wandels, einer stetig zunehmenden Internationalisierung und demographischer Veränderungen bereits seit den siebziger Jahren auf dem Weg in eine wissensbasierte Dienstleistungsgesellschaft. Zu diesem Wandel,...

This paper examines the implication of the move to CAPI for data quality by analyzing the conversion from PAPI to CAPI of a subsample of the German Socio-Economic Panel (SOEP) which was done within an experimental design. The 2000 addresses for the sample E of SOEP were split into two subsamples...