GLOBAL MARKETS-Dollar slumps versus yen; Wall Street rises on data

* Nikkei tumbles more than 6 pct, emerging markets down 1 pct * U.S. stocks gain after strong U.S. retail sales, jobless claims data * Dollar slides to lowest vs yen since BOJ easing in early April By Wanfeng Zhou NEW YORK, June 13 (Reuters) - The U.S. dollar fell to a 10-week low against the yen on Thursday, extending a selloff on worries about an end to central bank stimulus, while Wall Street stocks moved higher on stronger-than-expected U.S. economic data. Japan's Nikkei