Revaluing the renminbi

Determining the value of the yuan is an imperfect science like all challenges to do with the economy. There are many variables and at the heart of the matter is the fallible human being.

On the global stage, nations' employment skills differ, labor costs do not match and can vary widely, what is produced, what is consumed and what is needed can be vastly different. Also, the size of a country's population can play an important role.

One need only look at the euro and the state of Greece's economy to see how discrepancies between countries can have a dramatic effect.