Constitutive : Having the power of bringing something An actor or set of rules) into existence. A constitutive rule specifies who counts as a legitimate actor and what kind of acts or moves are legitimate. See: Regulative Rule
Richard Devetak, Anthony Burke, Jim George, An introduction to International Relations (2nd Ed), Glossary of Terms, ISBN 978-1-107-60000-3, Cambridge University Press, NY, USA 2012. http://www.cambridge.edu.au/downloads/academic/Int roduction_to_International_Relations_review_copy.p df, (IntRltn - Amer) {935}