EXHIBIT 11 Computation of Earnings per Common Share For the nine months ended September 30 (in millions, except share amounts) 1997 1996 						 ---- ---- 						 1. Income applicable to common stock* $593.2 $377.2 2. Weighted average number of common shares outstanding during the period 173,123,905 174,737,995 3. Primary earnings per common share (1 divided by 2) $3.43 $2.16 4. Fully diluted earnings (1) $593.2 $377.2 5. Shares issuable under compensation plans 32,668 37,664 6. Shares issuable upon exercise of dilutive outstanding stock options (treasury stock method) 2,315,611 1,229,336 7. Fully diluted shares (2 + 5 + 6) 175,472,184 176,004,995 8. Fully diluted earnings per common share (4 divided by 7) $3.38 $2.14 <FN> * After preferred dividend requirement 					-22-