Bahrain, GCC, John Duke Anthony, Kuwait, Oman, Qatar, Saudi Arabia, UAE GCC Tariffs En Route to a Common Market and a Customs Union: A Report on the 20th Annual GCC Heads of State Summit – EXECUTIVE SUMMARY November 29, 1999 NCUSAR John Duke Anthony – GCC Tariffs En Route to a Common Market and a Customs Union: A Report on the 20th Annual GCC Heads of State Summit – EXECUTIVE SUMMARY (.pdf file)