Nikkei rallies to 7-yr high after BOJ eases, yen at 2008 low
October 31, 2014 at 01:32 AM EDT
TOKYO, Oct 31 (Reuters) - Japan's Nikkei stock average surged to a seven-year high and the yen tumbled to its lowest since early 2008 against the dollar on Friday as the Bank of Japan caught markets flat-footed with its surprise monetary easing decision.