legal-notice and data protection

Legal disclaimer

The security of your privacy and your personal data is very important to us. To the best of our knowledge, all information contained within the website is accurate and complete at the time of publication. Below you can find our  data protection and liability policy.

Data protection

Protecting your personal privacy and data when using our website is important to us. Please take notice of the following information:

Responsible in terms of the EU General Data Protection Regulation (EU-GDPR) are the operators of this internet presence, GESIS – Leibniz-Institut für Sozialwissenschaften e.V. and ZBW - Leibniz Information Centre for Economics. Contact details can be found at our Imprint.

Our data protection commissioners can be reached at

GESIS: data protection commissioner   and   ZBW: data protection commissioner

For further information, please see the Data Protection Policies of GESIS and ZBW:

    There you will find information on how the GESIS processes your personal data, for what purposes your data will be processed, the legal basis of the processing and your personal data protection rights (according to Art. 13, 14, 21 GDPR).

    There you will find information on how the ZBW processes your personal data, for what purposes your data will be processed, the legal basis of the processing and your personal data protection rights (according to Art. 13, 14, 21 GDPR).

Anonymous data collection

The da|ra webpages can be visited anonymously. We are only able to ascertain the name of your internet service provider, the website which led you to us, and which of our pages you visited. This information will be evaluated strictly for statistical purposes. Your identity as an individual user remains anonymous.

Collection and processing of personal data

If the opportunity to enter personal or business related data (email addresses, names, postal address etc.) is contained within the online offer, disclosure of the details of this information/data by the user is understood to be expressly voluntary. Personal data is only collected by us when you (the user) expressly make it available to us.

Usage and dissemination of personal data

Personal data collected in the scope of visiting the da|ra website may be used without your prior consent solely for administrative contractual purposes and for processing your inquiries. Beyond that, any usage of your data for advertising and market research purposes as well as to meet demand in the development of electronic services from da|ra transpires only when you have given prior consent. Also, only with your expressed prior consent can your data be used for advertising specifically aimed at you personally. No information is passed on to third parties. You may revoke your consent at any time, with future effect.

Export and processing of data in countries outside the European Economic Area (EEA)

Your data will not be given out to any third parties, nor exported to countries outside the EEA.


Our website uses "cookies" in an effort to broaden the functional range of our online offer and make its design easier to use. Cookies are small text files stored in the visitor’s local browser cache enabling visitor browser recognition. These "cookies" assist in saving data to your computer when calling up our web pages. There are settings on your browser to allow, block or selectively store cookies; however, this may limit the functional range of our online offer.

Cookies in the context of web analytics

The provider of this website uses the services of etracker GmbH, Hamburg, Germany ( to analyse usage data. Here, cookies are used which enable the statistical analysis of the use of this website by its visitors as well as the display of usage-relevant content or advertising. Cookies are small text files that are stored by the Internet browser on the user's device. etracker cookies do not contain any information that could identify a user.

The data generated with etracker is processed and stored by etracker solely in Germany by commission of the provider of this website and is thus subject to strict German and European data protection laws and standards.In this regard, etracker was checked, certified and awarded with the ePrivacyseal data protection seal of approval.

The data is processed on the legal basis of Art. 6 Section 1 lit f (legitimate interest) of the EU General Data Protection Regulation (GDPR).Our legitimate interest is the optimization of our online offer and our website. As the privacy of our visitors is very important to us, etracker anonymizes the IP address as early as possible and converts login or device IDs into a unique key with which, however,no connection to any specific person can be made with. etracker does not use it for any other purpose, combine it with other data or pass it on to third parties.

You can object to the outlined data processing at any time provided it is related to your person. Your objection has no detrimental consequences for you.

Further information on data protection with etracker can be found here.

Notice of liability

Content of the online offer and references to third-party websites (Disclaimer)

Every reasonable effort has been made by GESIS and ZBW (German National Library of Economics) to provide accurate and complete information. GESIS and ZBW assume no liability for, nor guarantee the accuracy, completeness nor up-to-dateness of information provided on this website. This also applies to all links (such as to third-party websites) leading directly or indirectly from this to other websites. GESIS and ZBW have no influence on the content reached via such links and do not take any responsibility for the contents of direct or indirect references or links to other websites. The provider of any linked website is exclusively liable for its content. The content of linked websites is not explicitly checked unless there is concrete evidence that this content constitutes a violation of rights. In the event that a rights violation becomes known, the specific link will be removed.

GESIS and ZBW expressly reserve the right to modify, amend, or delete the website and their content at any time without prior announcement.

Copyright and trademark law

The copyright for published, self-produced graphics, audio documents, video sequences and text remains solely with us and the respective authors of these works and pages. Any duplication or usage of said objects in other electronic or printed publications is forbidden without prior expressed (written) permission from the author(s).

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