none1noIn this paper, I connect J.R. Searle’s concept of constitutive rules and H.L.A. Hart’s concept of internal point of view and look for an extension of this joint paradigm in institutional ontology. I make a distinction between five different perspectives about an institution—structural, teleological, axiological, strategic, and sociological—and connect these perspectives to three kinds of concepts: institutional, meta-institutional, and para-institutional. In the light of these distinctions, I submit that an explanation of institutional phenomena requires a three-dimensional ontology consisting of a structure (framed by constitutive rules), a conceptual background, and an actual practice. I then proceed by showing that this three-dime...