Anger, Silke; Frick, Joachim R.; Goebel, Jan; Grabka, … - 2009
spielen, außerdem gezielte Fragen (event triggered questionnaires) in Verbindung mit zentralen Lebensereignissen wie z. B … studies attain with each successive survey year. In the case of SOEP, a long series of innovations in surveying, data … new, specialized panel studies (such as the National Educational Panel and the family panel PAIRFAM, funded by the German …