Beschreibung

This chapter gives information about the key variables and their connection to the structure of the scientific use file, the registered data (household and person), spell data (on houshold and individual level), the use of cross-sectional and longitudinal weights, the generated variables (Variables generated due to coding of open-ended survey questions, Variables generated due to harmonisation, Variables generated due to dependent interviewing, Constant characteristics, Simple generated variables, Theory-based construct variables) and constant characteristics (Variables which are assumed not to change over time e.g. gender, half year of birth and migration backround. (IAB)