Exhibit No. 11(b) COMPUTATION FOR DILUTED EARNINGS PER SHARE FOR THE YEARS ENDED DECEMBER 31 (AMOUNTS IN MILLIONS EXCEPT FOR PER-SHARE DATA) 1998 1997 1996 ---- ---- ---- Common Stock and Common Stock Equivalents - ----------------------------------------- Average number of common shares outstanding 39.8 40.6 39.1 Average number of common shares issuable under stock options 0.6 0.4 0.4 Average number of common shares issuable under the Employee Stock Ownership Plan -- -- 2.6 --- --- --- Average number of common and common equivalent shares outstanding 40.4 41.0 42.1 ==== ==== ==== Adjustments to Earnings (Loss) - ------------------------------ Earnings (loss) from continuing businesses $(9.3) $185.0 $164.8 Less: Increased contribution to the Employee Stock Ownership Plan assuming conversion of preferred shares to common -- -- 3.2 --- Net reduction in tax benefits assuming conversion of the Employee Stock Ownership Plan preferred shares to common -- -- 0.6 --- --- --- Earnings (Loss) available for common shareholders: - ------------------------------------------------- Continuing businesses before extraordinary loss (9.3) 185.0 161.0 Extraordinary Loss -- -- (8.9) --- --- ----- Net Earnings (loss) $ (9.3) $185.0 $152.1 ====== ====== ====== Diluted earnings (loss) per share of common stock - ------------------------------------------------- Continuing businesses before extraordinary loss $(0.23)(a) $4.50 $3.82 Extraordinary Loss -- -- (0.21) --- --- ------ Net Earnings (loss) $(0.23)(a) $4.50 $3.61 ======= ===== ===== (a) Diluted earnings (loss) per share for 1998 was antidilutive.