EXHIBIT 11 NATIONAL WESTERN LIFE INSURANCE COMPANY AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE For the Three Months Ended September 30, 1998 and 1997 (Unaudited) (In Thousands Except Per Share Data) 1998 1997 Numerator for basic and diluted earnings per share: Earnings available to common stockholders before and after assumed conversions: Earnings from continuing operations $ 15,896 9,529 Losses from discontinued operations (14,125) - Net earnings $ 1,771 9,529 Denominator: Basic earnings per share - weighted-average shares 3,498 3,491 Effect of dilutive stock options 46 30 Diluted earnings per share - adjusted weighted-average shares for assumed conversions 3,544 3,521 Basic earnings per share: Earnings from continuing operations $ 4.55 2.73 Losses from discontinued operations (4.04) - Net earnings $ 0.51 2.73 Diluted earnings per share: Earnings from continuing operations $ 4.48 2.71 Losses from discontinued operations (3.98) - Net earnings $ 0.50 2.71 EXHIBIT 11 NATIONAL WESTERN LIFE INSURANCE COMPANY AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE For the Nine Months Ended September 30, 1998 and 1997 (Unaudited) (In Thousands Except Per Share Data) 1998 1997 Numerator for basic and diluted earnings per share: Earnings available to common stockholders before and after assumed conversions: Earnings from continuing operations $ 38,536 28,079 Losses from discontinued operations (14,125) (1,000) Net earnings $ 24,411 27,079 Denominator: Basic earnings per share - weighted-average shares 3,495 3,491 Effect of dilutive stock options 38 28 Diluted earnings per share - adjusted weighted-average shares for assumed conversions 3,533 3,519 Basic earnings per share: Earnings from continuing operations $ 11.03 8.05 Losses from discontinued operations (4.04) (0.29) Net earnings $ 6.99 7.76 Diluted earnings per share: Earnings from continuing operations $ 10.91 7.98 Losses from discontinued operations (4.00) (0.28) Net earnings $ 6.91 7.70