Celebrating 50 Years of the VCLT: ‘Supplementary Means’ of Interpretation in Investor-State Arbitrations
The growing public interest in investment treaties and investor-State dispute settlement has prompted an increasing number of States to open to public view aspects of investment treaty negotiations. During the negotiation of the Transatlantic Trade and Investment Partnership (‘TTIP’), for example, both the European Union and the United States sought to ‘maximise’ transparency in the…