S&P Global Ratings on Wednesday maintained South Korea's long-term sovereign credit rating at "AA" with a stable outlook, citing the country's competitive electronics sector and supportive fiscal policy as buffers against mounting global energy market risks. The US-based credit appraiser has held Korea's rating at "AA" — the third-highest grade on its scale — since August 2016, when it upgraded the country by one notch from "AA-." "The dislocation of the global energy market is a risk to Korea's