age 13 UV0267 Exhibit 8 WorldCom, Inc.: Corporate Bond Issuance Spreads of Corporate Bonds over Comparable Maturity Treasuries for Standard &Poor's Bond-Rating Categories Industrial Issues July 31, 1998) Rating1 Yr. 2 Yr 3Yr. 5Yr. 7Y. 10Yr. 30 Yr. 34 37 41 43 51 34 36 39 31 49 68 59 84 93 100 107 120 128 35 42 37 40 A+ 70 83 89 100 114 56 67 76 71 81 110 127 142 164 149 85 92 BBB-55 64 Compiled from averages of bonds rated by Standard & Poor's. A basis point is 0.01%, or 0.0001; 100 basis points (bp) equal 1.0%. Data source: Bloomberg