There have been 32 cases under Chapter 11 since NAFTA came into effect in 1994. During the arbitration practices，the tribunals provided new interpretation on some traditional concepts. Meanwhile, different tribunals interpreted some substantial standards in different ways, which reveals the problems of the “investor-to-state” dispute settlement procedure. It can make improvement in the aspect such as procedure rules, organization, and articles interpretation.
- Investment Dispute,
- Dispute Settlement Procedure,
Available at: http://works.bepress.com/he_shuquan/8/