This file photo shows skyline of the central business district at Sydney's Darling Harbour, pictured in September. Australian Treasurer Wayne Swan on Saturday welcomed a decision by ratings agency ... more 

This file photo shows skyline of the central business district at Sydney's Darling Harbour, pictured in September. Australian Treasurer Wayne Swan on Saturday welcomed a decision by ratings agency Fitch to affirm the country's AAA credit rating, days after his mid-year economic review lowered this year's growth forecast less