This article reports on a study of potential systemic bias in the resolution of ambiguous legal issues by investment treaty arbitrators. It outlines tentative but significant findings that the arbitrators in general tended to favour (a) foreign investors over states in general, (b) foreign...

The study examines arbitrator behaviour in the uniquely context of investment treaty arbitration. It employs the method of content analysis to test hypotheses of systemic bias in the resolution of jurisdictional issues in investment treaty law. Unlike earlier studies, the study examines trends...