Empirical research on the impact of investment treaties has focused almost exclusively on their effect on foreign investment, with mixed results. Yet, another important promise of the treaties has been ignored altogether. Architects of the investment treaty regime, as well as many current...

International investment agreements have become increasingly controversial. The agreements are alleged to be beset with a large number of deficiencies that harm host countries in particular. For instance, they are said to cause "regulatory chill", to distorts investment patterns, and to lead to...