The author uses the current efforts of US corporate-based negotiators to craft another international "trade" agreement to illustrate that 1) we are subject to corporate governance and 2) how it functions behind the facade of "democratic" process. Hint: they use lots of deception and secrecy.
These corporate-based negotiators are colluding to formulate international agreements that will nullify laws processed through national governments.
...TPP was intended to deal with “behind the border” issues, typically decided by domestic policy, and “which go beyond the normal scope of trade agreements” including issues of labor, environmental and intellectual property standards.