Erickson, K. (2016) Defining the public domain in economic terms – approaches and consequences for policy. Etikk i praksis - Nordic Journal of Applied Ethics, 10(1), pp. 61-74.

Erickson, K. , Heald, P., Homberg, F., Kretschmer, M. and Mendis, D. (2015) Copyright and the Value of the Public Domain: An Empirical Assessment. Project Report. UK Intellectual Property Office, Newport.

Heald, P., Erickson, K. and Kretschmer, M. (2015) The valuation of unprotected works: a case study of public domain photographs on Wikipedia. Harvard Journal of Law and Technology, 29(1), pp. 1-32.

Erickson, K. (2014) Uptake and Exploitation of Public Domain Materials by UK Creative Firms. Valuing the Public Domain: A Workshop for UK Creative Firms, London, 5th December 2014.

Erickson, K. , Kretschmer, M. , Mavridou, O. and White, G. (2014) Behaviours and outcomes in unauthorised fan-made video game production. In: 9th Annual Conference of the European Policy for Intellectual Property (EPIP) Association, Brussels, Belgium, 4-5 Sep 2014,

Erickson, K. and Kretschmer, M. (2014) Research Perspectives on the Public Domain: Digital Conference Proceedings. In: Research Perspectives on the Public Domain, Glasgow, UK, 11 Oct 2013, pp. 1-58.