car engine factory
Media playback is unsupported on your device

China relations in US spotlight

5 October 2012 Last updated at 02:18 BST

US presidential candidates have always jousted over trade relations with China at election time.

Republican hopeful Mitt Romney has, for example, called China a currency manipulator.

But Mark Williams, chief Asia economist at Capital Economics, tells the BBC that businesses should not be too concerned by the rhetoric.