With the development of household budget systems and with regard to the requirements of the European Union with new EU-SILC approaches, the cumulation of cross-section surveys to an integrated information system is recently discussed and required. In particular the reconstruction of household...

Background: The National Cohort (Nationale Kohorte = NaKo ) will be one of the largest cohort studies in Europe to include intensive physical examinations and extensive information about the socio-demographic background and behavior of the subjects. However, regional selectivity of the study and...

Numerous people in Germany, including politicians and researchers, believe that the gross domestic product (GDP) is an outdated indicator of a society's prosperity. Therefore, at the end of 2010, the German Bundestag, the federal parliament, established a study commission (Enquete-Kommission)...