Contracts between sovereign states and private corporations (“Host Government Agreements” or “HGA”)...may...pose particular problems for democratic accountability and human rights... HGAs should not curb a government’s ability to exercise legitimate discretion in determining policy, enacting legislation, or implementing programs in furtherance of domestic and international human rights or environmental obligations. [critiques HGA between Mittal Steel & Govt. of Liberia; contrasts it with Concession Agreement between Govt. of Liberia & Firestone Rubber (Bridgestone-Firestone, part of Bridgestone); also refers to signatories to Voluntary Principles on Security & Human Rights, which include Anglo-American, BHP Billiton, Rio Tinto]