Earnings Per Share

9 Months Ended

Sep. 30, 2018

EARNINGS PER SHARE

The table below presents the reconciliation of the earnings and number of shares used in our calculations of basic and diluted earnings per share:



	Three Months Ended				Nine Months Ended
(in millions, except per share amounts)	September 30, 2018		September 30, 2017		September 30, 2018		September 30, 2017
Computation of Basic Earnings Per Share
Net income	$	483	$	485	$	1,491	$	1,345
Shares for basic earnings per share	346.7		372.3		352.8		378.5
Basic earnings per share	$	1.39	$	1.30	$	4.23	$	3.55
Computation of Diluted Earnings Per Share
Net income	$	483	$	485	$	1,491	$	1,345
Shares for basic earnings per share	346.7		372.3		352.8		378.5
Effect of dilutive securities
Share-based compensation	3.9		4.3		4.3		4.7
Shares for diluted earnings per share	350.6		376.6		357.1		383.2
Diluted earnings per share	$	1.38	$	1.29	$	4.18	$	3.51