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Privacy, copyright and disclaimer

This site is owned and maintained by the New Zealand Productivity Commission.

We welcome comments on the user-friendliness of this website and suggestions for improvements at



Personal information collected via this website is used only for the purposes for which it is gathered. Except where the New Zealand Productivity Commission (NZPC) is required by law to disclose certain information, we will not use or disclose any personal information for any other purpose without your consent.

The Commission may collect statistical information about your visit to help improve the site. This information is aggregated and doesn't identify you personally. It includes:

  • your IP address
  • the search terms you used
  • the pages you accessed on this website and the links you clicked on
  • the date and time you visited the website
  • the referring site (if any) through which you clicked through to this site
  • your operating system (eg, Windows, Mac OS X)
  • the type of web browser you use (eg, Google Chrome, Internet Explorer)
  • other things like your screen resolution and the language setting of your browser.

This site generates persistent session cookies for the purpose of monitoring site usage. The cookies don't collect personal information. You can disable them or clear them out of your web browser without affecting your ability to use the site.

If you believe information held about you is inaccurate or out of date, or you would like to be removed from any Commission mailing list or similar service, please contact us at or +64 4 903 5150 and we will take reasonable steps to correct or update that information or remove your name.

The internet is not a secure environment. If you send us any information, including your email address, it is sent at your own risk. 



Crown Copyright ©.

Copyright material on this website is protected by copyright owned by the New Zealand Productivity Commission on behalf of the Crown.

Unless indicated otherwise for specific items or collections of content (either below or within specific items or collections), this copyright material is licensed for re-use under a Creative Commons Attribution 4.0 International Licence.

In essence, you are free to copy, distribute and adapt the material, as long as you attribute it to the Commerce Commission and abide by other licence terms.

Please note that this licence does not apply to any logos, emblems and trade marks on the website or to the website’s design elements or to any photography and imagery. Those specific items may not be re-used without express permission.

CC-BY 4.0 International license terms

Exceptions - copyright of third parties

The permission to reproduce material on this website does not extend to any material that is identified as being protected by copyright owned by a third party. (This includes material on websites you may access via links from this site).

We cannot grant permission to reproduce such material: you must obtain permission directly from the copyright owner(s).



NZPC endeavours to the best of our ability and knowledge to ensure that the information on this website is accurate and current. However, we cannot accept any liability for the accuracy or content of material on this website.

The contents of this website should not be construed as legal advice. Visitors to this website should take specific advice from qualified professionals before undertaking any action as a result of information accessed on this website.

The information provided on this website does not replace or alter the laws of New Zealand, or later any other official guidelines or requirements.

Links to third party websites

NZPC does not accept any liability for the accuracy or content of information on this website that belongs to third parties; nor for the accuracy or content of any third-party website that you may access via a hyperlink from this site.

Links to other websites should not be taken as endorsement or recommendation of those sites or products offered on those sites. This includes websites that may host our content (eg, video files on YouTube). We don't endorse advertising, related material, or other content you may view on such sites while accessing our content.

When visiting other websites, please refer to the terms and conditions of use, privacy and copyright policies of those sites.

Links from other sites to this one

You are welcome to create a hyperlink from another website to this one. However, the link must not be presented on your website in any context that implies that the NZPC website has an association with your site, or that we endorse your site or product.

Use of NZPC trade marks

The NZPC logo, and any other NZPC trade mark or logo,  may not be used on your site without our prior written permission.