DALLAS (Standard&Poor's CreditWire) Jan. 24, 2000—Standard&Poor's today raised its rating on Cedar Hill Texas' $1.39 million GO bonds and certificates of obligation to single-`A' from single-`A'-minus. In addition, Standard&Poor's assigned its single-`A' rating to the city's $7.4 million GO bonds series 2000 and $2.5 million tax and waterworks and sewer system surplus revenue certificates of obligation series 2000. The bonds are scheduled to sell Jan. 25, 2000. The outlook is revised to stable from positive. The rating upgrade on Cedar Hill, Texas' GO bonds reflects: -- Participation in the diverse Dallas/Fort Worth economy with good access to the Dallas labor market, -- Rapid growth in assessed values, -- Consistently sound financial operations with increased