Hong Kong's financial leaders greeted the Year of the Dragon with fanfare, optimistic that the auspicious zodiac sign will breathe some fire - or at least some life - into the city's beaten down stock market. "Hong Kong stocks posted positive returns in the past four Years of the Dragon," said Financial Secretary Paul Chan Mo-po during a ceremony organised by bourse operator Hong Kong Exchanges and Clearing (HKEX) on Wednesday to mark the first day of trading day of the Lunar New Year. Chan said