NEW YORK -The dollar hit a fresh 38-year high against the yen on Wednesday, with investor speculation high that authorities in Japan could intervene to strengthen the Japanese currency, while global stock indexes were mixed. Japan’s top currency diplomat, Masato Kanda, said authorities were “seriously concerned and on high alert” […]

S&P 500 flat in afternoon U.S. trading * U.S. dollar up against the yen, at 38-year high * Investors on alert for yen intervention By Caroline Valetkevitch NEW YORK, – The dollar hit a fresh 38-year high against the yen on Wednesday, with investor speculation high that authorities in Japan […]