Flags of nations involved in the TPP
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Trans-Pacific Partnership: What is it and what does it mean?

Twelve Pacific Rim countries, including Japan and the United States, have agreed to create one of the world's biggest free trade zones.

The Trans-Pacific Partnership has been under negotiation for five years and will take in about 40% of the global economy.

But China is not among the members.

Matthew Amroliwala takes a look at the deal and the reaction.

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