6Article 2(c) of the Charter of Economic Rights and Duties of States adopted by the UN General Assembly in 1974.
7OECD Working Papers on International Investment No. 2004/4, "Indirect Expropriation" and "The Right to Regulate" in International Investment Law, footnote 1, September 2004.
8Rudolf Dolzer, “Indirect Expropriations: New Developments?” 11 N. Y. U. Environmental L. J. 66.
9William Michael Treanor, "The Original Understanding of the Takings Clause and the Political Process," 95 Colum. L. Rev. 782 (1995).
10William Michael Treanor, "The Origins and Original Significance of the Just Compensation Clause of the Fifth Amendment," 94 Yale L. J. 694.