Credit rating lowered to one notch below investment grade S&P says Oman can’t mitigate risk of volatile export revenue Oman was cut to junk by S&P Global Ratings, which said a drop in crude could hamper exports from the largest Arab oil producer outside OPEC and jeopardize its finances. S&P lowered the Gulf state’s sovereign debt long-term rating to BB+, one level below investment grade, from BBB- and changed the outlook to negative, the New York-based firm said in a statement Friday. “The negative outlook reflects the potential for Oman’s income level to weaken and for its fiscal and external positions to deteriorate,” S&P said in a statement . The slump in oil prices since 2014 has put pressure on the finances of the sultanate, forcing it to join other Gulf countries in tapping international debt markets to plug budget shortfalls. Oman, which has the third-lowest investment grade rating […]