By Stefano Rebaudo (Reuters) -Investors rushed into safe-haven currencies, including the U.S. dollar, the Swiss franc and the yen, after a warning from Russia over its updated nuclear doctrine. The
By Stefano Rebaudo (Reuters) -Investors rushed into safe-haven currencies, including the U.S. dollar, the Swiss franc and the yen, after a warning from Russia over its updated nuclear doctrine. The