By Clare Nuttall in Glasgow Standard & Poor’s (S&P) Global Ratings has upgraded Croatia’s long-term foreign and local currency sovereign credit ratings to ‘A-‘ from ‘BBB+’, the agency said on September 13. The rating is the highest in the country’s history. ‘In our view, Croatia’s reform progress has further deepened its integration with its European and global partners, resulting in broader institutional improvements,’ S&P said in a statement. The outlook is positive, signaling potential for further upgrades in the next two years. S&P affirmed Croatia’s ‘A-2’ short-term foreign and local curr…