This documentation describes the data preparation of the new consumption module in the German Socio-Economic Panel Study (SOEP) and introduces the content and structure of the generated dataset "hconsum". In 2010, the SOEP for the first time included a detailed consumption module in the...

This paper deals with the question of selectivity of missing data on income questions in large panel surveys due to item-non-response and with imputation as one alternative strategy to cope with this issue. In contrast to cross-section surveys, the imputation of missing values in panel data can...

Mit der Lieferung der SOEP-Erhebungsdaten 2006 stehen erstmals im SOEP Daten eines verlässlichen Gesundheitsmaßes zur Verfügung, das nicht auf selbstberichteten Angaben beruht. Die in dem Bericht dokumentierten Daten werden in einem speziell aufbereiteten Datenfile im Rahmen eines gültigen...

The Berlin Aging Study II (BASE-II) is a multidisciplinary study that allows for the investigation of how a multitude of health status factors as well as many other social and economic outcomes interplay. The sample consists of 1,600 participants aged 60 to 80, and 600 participants aged 20 to...

Like many medical studies, the Berlin Aging Study II (BASE-II) is based on a non-random "gconvenience sample" of self-recruited participants. To study processes of selectivity in BASE-II, we used a questionnaire to compare BASE-II with a large, representative reference study, the German...