EXHIBIT 11 CASE CORPORATION AND CONSOLIDATED SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE OF COMMON STOCK (IN MILLIONS, EXCEPT PER SHARE AMOUNTS) THREE MONTHS ENDED MARCH 31, -------------------- 1998 1997 --------- --------- COMPUTATIONS FOR STATEMENTS OF INCOME Basic earnings per share: Net income........................................... $ 69 $ 64 Preferred stock dividends............................ (2) (2) --------- --------- Net income to common................................. $ 67 $ 62 --------- --------- Average shares of common stock outstanding........... 73.9 73.4 Basic earnings per share............................. $ 0.91 $ 0.85 ========= ========= Diluted earnings per share: Average shares of common stock outstanding........... 73.9 73.4 Incremental common shares applicable to restricted common stock based on the average market price during the period................................... 0.1 .2 Incremental common shares applicable to common stock options based on the average market price during the period.............................................. 1.0 1.4 Average common shares issuable assuming conversion of the Series A Cumulative Convertible Preferred Stock and the Cumulative Convertible Second Preferred Stock............................................... 3.5 3.5 --------- --------- Average common shares assuming full dilution......... 78.5 78.5 Diluted earnings per share........................... $ 0.88 $ 0.82 ========= =========