NY -- Standard&Poor's CreditWire 12/23/98 – Standard&Poor's today assigned its double-'A' rating to Maricopa County Community College District, Ariz.'s $104.25 million GO bonds (Project 1994) series C (1999) dated Jan. 1, 1999 due July 1, 2015. The bonds are scheduled to sell Jan. 26, 1999. At the same time, Standard&Poor's affirmed its double-'A' rating on district's $196.02 million of outstanding GO debt. The rating is based on the district's unlimited GO pledge and reflects: --ýA broad and expanding economic base encompassing the Phoenix metropolitan area, -- Solid financial operations, and -- Moderate, but manageable, debt. Coterminous with Maricopa County in central Arizona, the district is the largest community college system in the nation, providing