The yen inched lower toward a key level against the dollar Monday, even as Japan’s top currency official warned that authorities stand ready to intervene in currency markets 24 hours a day if necessary. “If there are excessive currency fluctuations, it has a negative impact on the national economy," said Vice Finance Minister Masato Kanda. “In the event of excessive moves based on speculation, we are prepared to take appropriate action." Kanda was speaking as the yen traded ever closer to 160 to dollar and the weak point of 160.17...
(Adds quotes, context) WASHINGTON, April 25 (Reuters) - U.S. Treasury Secretary Janet Yellen said on Thursday the strong dollar reflected the strength of the U.S. economy and high interest rates, insisting that interventions by governments in currency markets were acceptable only in rare circumstances. Yellen, speaking in an interview with Reuters, acknowledged the strength of the dollar and divergences with other countries, but said the dollar's rise reflected "the strength of the U.S. economy and the level of interest rates." The former chair of the Federal Reserve declined to comment...