The following statement contains the mandatory information about the operators of this Internet website.


The operators of this internet presence are the GESIS Leibniz-Institute for Social Sciences incorporated association (e.V.) and the ZBW German National Library of Economics – Leibniz Information Center for Economics

The GESIS Leibniz-Institute for Social Sciences

is represented at two locations; headquartered in Mannheim:

GESIS Leibniz-Institute for Social Sciences at Mannheim
68159 Mannheim
Phone: +49-621-1246-0
Fax: +49-621-1246-100
GESIS Leibniz-Institute for Social Scienes at Cologne
Unter Sachsenhausen 6-8
50667 Cologne
Phone: +49-221-47694-598
Fax: +49-221-47694-199

Authorized representative:

Prof. Dr. Christof Wolf
President of GESIS
Address: B2,1; 68159 Mannheim; Germany
Postal address: P.O. Box 122155; 68072 Mannheim; Germany
Phone: +49-621-1246-0
Fax: +49-621-1246-100
E-mail: praesident(at)gesis(dot)org

Registration Court:

Mannheim Local Court [Amtsgericht]
Association register number: VR1449
VAT identification number pursuant to § 27a of the German Turnover Tax Act (UStG): DE 814 839 735

ZBW – Leibniz Information Center for Economics

Düsternbrooker Weg 120
24105 Kiel

Phone: +49-431-8814-555 (Team Information Kiel)

Fax: +49-431-8814-520

E-mail: info(at)zbw(dot)eu

Hamburg branch

Neuer Jungfernstieg 21
20354 Hamburg

Mail address:

20347 Hamburg

Phone: +49-40-42834-219 (Team Information Hamburg)

Fax: +49-40-42834-450

E-mail: info(at)zbw(dot)eu

Authorized representative:

Prof. Dr. Klaus Tochtermann (Director)
Phone: +49-431-8814-333 and +49-40-42834-350
E-mail: zbw(at)zbw(dot)eu

Director's office:
Phone: +49-431-8814-333 and +49-40-42834-351
Fax: +49-431-8814-530 and +49-40-42834-299
E-mail: zbw(at)zbw(dot)eu

The Leibniz institution ZBW – Leibniz Information Centre for Economics is a foundation under public law.

Supervising Authority:

Ministry for Science, Economic Affairs and Transport of Schleswig-Holstein

Tax ID number:

DE 811268087