KARL-FRANZENS-UNIVERSITÄT GRAZ UNIVERSITY OF GRAZ GRAZ JURISPRUDENCE MATTHIAS KLATT “Legal Argumentation and the Rule of Law” AUTHOR’S ORIGINAL VERSION The Author’s Original Version the un-refereed author version of an article completed before submission of the article to the journal or publisher. It is not identical with the finally published version. This article has been published as “The Rule of Dual-Natured Law” in Legal Argumentation and the Rule of Law, edited by Eveline Feteris, Harm Kloosterhuis, José Plug, and Carel Smith, 27–46. 2016. The Hague: Eleven International Publishing. http://www.graz-jurisprudence.at