So is the China bashing coming out of the republican party justified? The charge is that China is using their foreign reserves to keep their currency, the Yuan, undervalued. This stimulates their exports by making them cheaper to foreign purchasers. The problem is … according to the Big Mac Index of 2012, this is becoming less and less true.
According to this article, China is giving up some control of it’s currency in order to play a larger role in global currency markets and maybe even vying for the position of international reserve currency. The 2005 Big Mac Index shows the start of this appreciation which paused during the financial crisis of 2008, 2009, and 2010.