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...

[Introduction] This data documentation is meant to provide SOEP users with a general overview of the longitudinal development of the survey over the past 28 years and the derivation of weights that compensate for selective panel attrition. In the first section, we report the number of household...

[Introduction ...] The remainder of this paper describes the development and special features of the IAB-SOEP Migration Sample and gives an overview of the questionnaire. The IAB-SOEP Migration Sample builds both on previous experience surveying migrants in the SOEP as well as on past experience...