Spiekermann & Wegener (S&W)
Urban and Regional Research
Lindemannstrasse 10
D-44137 Dortmund

Tel.: +49 231 1899 439 (Klaus Spiekermann)
Tel.: +49 231 1899 441 (Michael Wegener)
Tel.: +49 231 1899 443 (Björn Schwarze)
Fax: +49 231 1891 6972

E-mail: (Klaus Spiekermann)
E-mail: (Michael Wegener)
E-mail: (Björn Schwarze)


Klaus Spiekermann
Michael Wegener
Björn Schwarze


DE 216896536

Responsible for the contents of this website:

Klaus Spiekermann
Michael Wegener
Björn Schwarze


While every effort has been made to verify the information made available on this website, we do not take responsibility for the contents of external links. The responsibility for the contents of external links rests solely with their operators.

Data Protection

We take the protection of your personal data very seriously. Therefore it is possible to use our Internet page without entering personal data. If on our Internet page personal data are collected, this occurs on a voluntary basis. Forwarding your personal data to third parties occurs only with your explicit agreement (e.g. for processing a contract) or in order to comply with a legal requirement.

With every access to our Internet page access data are being stored on a protocol file of our Internet provider. These data consist of your IP address, the date and hour of access, the name of the requested file, the file name from which the file was requested, the amount of data transferred and the access status, as well as a description of the web browser used and the computer operating system and the name of our service provider. These data are collected for technical reasons. Processing of the data occurs exclusively for statistical reasons, for recognition and solution of technical problems and without any personal information.

These general informations (server logfiles) are automatically collected by a cookie at every visit of our Internet page. Cookies are small text files deposited on your computer and stored by your browser. Cookies cannot be used to start programmes or to transfer viruses to a computer. Of course you can in principle visit our Internet page also without cookies. Internet browsers are normally configured able to accept cookies. However, you can deactivate the use of cookies anytime by reconfiguring your browser. Please use the help function of your Internet browser to learn how you can change the configuration.

Should there be a suspicion of illegal use of our services, we reserve the right to re-examine the above-mentioned data.

You will receive anytime information about the personal data about you collected by us, about their origin, recipient and the purpose of the data collected and processed. In addition you have the right to request the correction, non-distribution or deletion of your data, except of data collected based on legal prescriptions or needed for normal business operation. For all questions and requests for correction, non-disclosure or deletion of personal data, please contact us under the contact address provided in the above impressum.