...NEW YORK (S&P Global Ratings) June 30, 2017--S&P Global Ratings assigned its '###' rating to North Carolina's series 2017A general obligation (GO) refunding bonds and its '##+' rating to the state's series 2017B limited obligation refunding bonds. At the same time, we affirmed our '###' rating on the state's GO debt outstanding and our '##+' rating on its appropriation debt outstanding, as well as our '##' rating on the North Carolina Turnpike Authority (NCTA) departmental appropriation bonds. The outlook on all the ratings is stable. "The GO rating reflects our view of North Carolina's diverse economic base that is expanding ahead of the nation and long history of prudent fiscal management," said S&P Global Ratings credit analyst Timothy Little. Other factors include the state's: + Low-to-moderate debt burden with rapid amortization and state borrowing subject to debt-affordability guidelines, which we believe is an important credit factor for a growing state; and + Well-funded pension...