TOKYO, July 24 : The U.S. Treasury Department said yen weakness has persisted despite the narrowing of U.S.-Japan interest rate differentials, warning excess volatility in the currency was undesirable.The Treasury also called for further interest rate hikes by the Bank of Japan, warning that inflation has str

TOKYO, July 23 : The Bank of Japan will raise its interest rate again by end-December and possibly as soon as October, according to a majority of economists in a Reuters poll,…

TOKYO, July 24 : The U.S. Treasury Department said yen weakness has persisted despite the narrowing of U.S.-Japan interest rate differentials, warning excess volatility in the…