Earnings per share (Tables)

12 Months Ended

Dec. 31, 2015

Earnings per share

Basic earnings per share

($ in millions, except per share data in $)	2015		2014		2013
Amounts attributable to ABB shareholders:
Income from continuing operations, net of tax		1,930		2,570		2,824
Income (loss) from discontinued operations, net of tax		3		24		(37	)
Net income		1,933		2,594		2,787
Weighted-average number of shares outstanding (in millions)		2,226		2,288		2,297
Basic earnings per share attributable to ABB shareholders:
Income from continuing operations, net of tax		0.87		1.12		1.23
Income (loss) from discontinued operations, net of tax		—		0.01		(0.02	)
Net income		0.87		1.13		1.21

Diluted earnings per share

($ in millions, except per share data in $)	2015		2014		2013
Amounts attributable to ABB shareholders:
Income from continuing operations, net of tax		1,930		2,570		2,824
Income (loss) from discontinued operations, net of tax		3		24		(37	)
Net income		1,933		2,594		2,787
Weighted-average number of shares outstanding (in millions)		2,226		2,288		2,297
Effect of dilutive securities:
Call options and shares		4		7		8
Adjusted weighted-average number of shares outstanding (in millions)		2,230		2,295		2,305
Diluted earnings per share attributable to ABB shareholders:
Income from continuing operations, net of tax		0.87		1.12		1.23
Income (loss) from discontinued operations, net of tax		—		0.01		(0.02	)
Net income		0.87		1.13		1.21