Scott still thinks China can value the yuan even higher from its current level of 6.5 yuan to the dollar.

FORBES: For China's Yuan, China Knows Best

Our index suggests that a fair-value rate would be 3.54 yuan to the dollar, compared with the current rate of 6.78.

ECONOMIST: Burgernomics

Sony based its forecasts on exchange rates of Y90 to the dollar and Y120 to the euro, levels about 8 per cent stronger than the yen's current value.

CNN: Sony posts first full-year profit in 5 years