• Describes the collecting and processing of survey data within the logic of metadata grounded in the life cycle model on studies for empirical social research developed.
   
• It includes generic management and dissemination tasks like preserving, standardizing & exporting of metadata.
   
• The data model is compatible to the DDI standard 2.1. It extends the data model to describe metadata on time series and repeated comparative studies.
   
• The conceptual data model was distributed to the scientific community like the CSDI and standardizations bodies like the DDI to support recent developments in that fields.

The recent edition of the conceptual data model version is available for scientific use according to common information and citation rules

• MetaDater_Conceptual-Metadata-Model_D32-edition2_public.zip