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Share Capital (Tables)

12 Months Ended

Dec. 31, 2018

SHARE CAPITAL.

Schedule of share repurchase activities

($ millions except as noted)			2018		2017
Share repurchase activities (thousands of common shares)
	Shares repurchased		64 426		33 154
Amounts charged to
	Share capital		1 040		536
	Retained earnings		2 013		877
Share repurchase cost			3 053		1 413
Average repurchase cost per share			47.38		42.61

Schedule of liability for share repurchases

($ millions)			December 31 2018		December 31 2017
Amounts charged to
	Share capital		111		97
	Retained earnings		152		180
Liability for share purchase commitment			263		277

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- Definition

The disclosure of repurchase and reverse repurchase agreements.

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The tabular disclosure of liability for share repurchases.

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