Maintenance: During the night from Tuesday to Wednesday, 28/29 May 2019, maintenance work on the ZORA NFS is scheduled for 7:00pm to 9:00am. During this period ZORA and JDB will not be available. Thank you for your patience.
Heilert, Daniela; Kaul, Ashok (2017). Smoking behaviour in Germany: evidence from the SOEP. Working paper series / Department of Economics 245, University of Zurich.