By V. Phani Kumar, MarketWatch
HONG KONG (MarketWatch) -- Japanese shares ended modestly higher Friday after a roller-coaster ride that subjected the Nikkei Stock Average to a swing of more than 3% on both sides of the previous day's close.
Other regional markets ended mixed after also charting a choppy course, with Australian stocks tumbling as banks and resource stocks skidded amid concerns about the outlook for the local and Chinese economies...