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The Limits of the Comparative Public Law Methodology in International Investment Law: An Australian Case Study


Alexander Ferguson

Government conduct is increasingly reviewable by investment treaty tribunals. These tribunals often consider whether a host state has failed to afford fair and equitable treatment by defeating a foreign investor’s legitimate expectations. To discern what a foreign investor can legitimately expect, some tribunals use a comparative public law methodology that draws on domestic public law. Using Australian law as a case study, I suggest that the comparative public law methodology may not be able to achieve all of its aims.

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