Canadian dollar softens as greenback rises on data, yuan calm

The Canadian dollar softened against a rebounding U.S. currency on Thursday as economic data helped drive the greenback higher and as China soothed concern that its devaluation of the yuan might spur a currency war. The People's Bank of China said it would now calculate the daily yuan fix by taking more notice of market forces and that it saw no basis for further depreciation. In the United States, upbeat retail sales data helped reaffirm expectations that the Federal Reserve could start ra