The US-St-Dept is in control of All-US-Foreign-Trade, WTO-OPEC-China-Japan-EU-Asia-India, NAFTA-Mex-CA, C-S-America,
H-Clinton-St-Dept: Deputy-ast-Sec-Craft: In charge of "US-Foreign "Trade" Policy-Programs".
T-Geithner-Trs-Dept: "Advising" on domestic, "international" financial, monetary, economic, "Trade" and tax policy.
Fiscal pollcy being the sum of these and ultimate responsibility of Congress.
H-Clinton and T-Geithner work together, are in charge of negotiating US-China-OPEC-Trade Policy,
US-China Strategic Economic Dialogue,
A forum-mechanism under which the 2 countries address global areas of immediate--long-term strategic-economic-%.
In 2009 the SED was expanded to give US St-Dept, H-Clinton a bigger role by the Obama admin.