The bioage data file is generated using information collected in the "Mother & Child" and "Parent" questionnaires. It contains information on every child, on which at least one questionnaire has been answered by one of the parents. Each row can be identified by the ID of the child (pid), the...

The availability of panel data on the basis of micro data has become an indispensable component of the infrastructure of empirically oriented social scientists and economists. This is also a consequence of the fact that, for a panel survey, the quality of both content and methodological analyses...

In this article, the two chairpersons of the German Council for Social and Economic Data (RatSWD: Rat fuer Sozial- und Wirtschaftsdaten) give a summary of the council’s work in the years 2004 to 2006 and its future plans for improving the statistical infrastructure for economic and social research

The re-analysis of statistical data is an effective means of protecting the public from undiscovered errors in social science research. Re-analysis is critical, as there is no difference between official data and non-official data. However, discussions concerning data protection legislation do...