Upbeat in Asia; Ping An, Santos and Honda rise South Korea, Hong Kong shares ride sudden wave of investor optimism By Chris Oliver, MarketWatch Last update: 2:17 a.m. EST Dec. 8, 2008 HONG KONG (MarketWatch) -- Asian stocks jumped Monday, with investors heartened by signs that governments will roll out more stimulus measures to ward off an economic collapse. Drugmakers were among standouts in Tokyo while energy group Santos Ltd. led gains in the commodity sector in Sydney on reports it may be the target of a takeover attempt. President-elect Barack Obama "has been making some strong statements about the...