Korea Investment Corp (KIC) will decide whether to sell its around $1 billion stake in Bank of America within a month, after watching its value fall by half since 2008, Korean media reported on Thursday. The sovereign fund, which manages some $66 billion in assets, held 0.69 percent of the U.S. bank as of September 2013 through its $2 billion investment in Merrill Lynch in 2008, before Merrill Lynch merged with BoA. ( Read more : BofA: Equity pockets still 'incredibly cheap' )