If it chooses to join the new joint venture, it will have to do so on the founders' terms.

ECONOMIST: Stockmarkets

After that, Mr Snow and US Federal Reserve Chairman Alan Greenspan will join senior Chinese officials for the annual meeting of the Sino-US Joint Economic Commission.

BBC: NEWS | Business | Snow to focus on US-China tension

The fact that President Barack Obama has communicated to me that Mexico is being invited to join this negotiation is a sample of the solidarity of our relationships, and the joint, or shared, responsibility that President Obama has taken on in our bilateral agenda, as well as issues of competitiveness and greater trade.

WHITEHOUSE: President Obama��s Bilateral Meeting with President Calder��n of Mexico | The White House