War By Other Means
Ngaire Woods ventures behind the scenes to find out what really happens when countries clash over trade.
She hears stories of backroom deals, arm-twisting and dirty tricks that are a regular feature of international trade negotiations.
She also discovers there are new kids on the block - emerging economies like Brazil and India - who are starting to use the system to their own advantage.
But is anybody listening to the needs of the poorest of the poor?