Standard&Poor's Ratings Services affirmed its 'AAA' long-term rating on Northwestern University's revenue bonds. The outlook remains stable. In addition, Standard&Poor's affirmed its 'AAA/A-1+' dual rating on Illinois Finance Authority's adjustable-rate revenue bonds series 2004-B ($67.9 million); series 2008-B bonds ($50 million); and series 2008-C bonds ($25 million), which will be converted to a 364-day adjustable rate mode on Feb. 2, 2009. The series 2004-A ($67.9 million) and series 2008-A bonds ($50 million) will remain in an adjustable weekly rate mode. The 'AAA' rating also reflects: Solid financial resources, with an estimated long-term investment pool of about $5.8 billion market value as of Dec. 31, 2008, which has grown, in part, due to NU's monetization of 50%