While Prime Minister Shinzo Abe piled pressure on the Bank of Japan (8301) to weaken the yen last week, the Federal Reserve struck the first blow against the currency. A signal from Fed board members that they may end bond purchases in 2013 helped drive the yen to a 2 1/2 year low of 88.41 per do…

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Bernanke Strikes First Yen Blow as Yield Gap Rises
