EVA is registered trademark of Stern Stewart.

Economic value added or economic profit is the difference between revenues and costs,where costs include not only expenses, but also cost of capital.

Boston Scientific Corp., economic profit calculation

US$ in millions

	12 months ended	Dec 31, 2019	Dec 31, 2018	Dec 31, 2017	Dec 31, 2016	Dec 31, 2015
	Net operating profit after taxes (NOPAT)¹
	Cost of capital²
	Invested capital³

	Economic profit⁴

² Cost of capital. See details »

³ Invested capital. See details »

⁴ 2019 Calculation
Economic profit = NOPAT – Cost of capital × Invested capital
= – × =

Item	Description	The company
Economic profit	Economic profit is a measure of corporate performance computed by taking the spread between the return on invested capital and the cost of capital, and multiplying by the invested capital.	Boston Scientific Corp.’s economic profit increased from 2017 to 2018 but then decreased significantly from 2018 to 2019.

Boston Scientific Corp., NOPAT calculation

US$ in millions

	12 months ended	Dec 31, 2019	Dec 31, 2018	Dec 31, 2017	Dec 31, 2016	Dec 31, 2015
	Net income (loss)
	Deferred income tax expense (benefit)¹
	Increase (decrease) in allowance for doubtful accounts²
	Increase (decrease) in deferred revenue³
	Increase (decrease) in equity equivalents⁴
	Interest expense
	Interest expense, operating lease liability⁵
	Adjusted interest expense
	Tax benefit of interest expense⁶
	Adjusted interest expense, after taxes⁷
	(Gain) loss on marketable securities
	Investment income, before taxes
	Tax expense (benefit) of investment income⁸
	Investment income, after taxes⁹
	Net operating profit after taxes (NOPAT)

¹ Elimination of deferred tax expense. See details »

² Addition of increase (decrease) in allowance for doubtful accounts.

³ Addition of increase (decrease) in deferred revenue.

⁴ Addition of increase (decrease) in equity equivalents to net income (loss).

⁵ 2019 Calculation
Interest expense on capitalized operating leases = Operating lease liability × Discount rate
= × =

⁶ 2019 Calculation
Tax benefit of interest expense = Adjusted interest expense × Statutory income tax rate
= × 21.00% =

⁷ Addition of after taxes interest expense to net income (loss).

⁸ 2019 Calculation
Tax expense (benefit) of investment income = Investment income, before tax × Statutory income tax rate
= × 21.00% =

⁹ Elimination of after taxes investment income.

Item	Description	The company
NOPAT	Net operating profit after taxes is income from operations, but after removement of taxes calculated on cash basis that are relevant to operating income.	Boston Scientific Corp.’s NOPAT increased from 2017 to 2018 but then slightly decreased from 2018 to 2019 not reaching 2017 level.

Boston Scientific Corp., cash operating taxes calculation

US$ in millions

	12 months ended	Dec 31, 2019	Dec 31, 2018	Dec 31, 2017	Dec 31, 2016	Dec 31, 2015
	Income tax expense (benefit)
	Less: Deferred income tax expense (benefit)
	Add: Tax savings from interest expense
	Less: Tax imposed on investment income
	Cash operating taxes

Item	Description	The company
Cash operating taxes	Cash operating taxes are estimated by adjusting income tax expense for changes in deferred taxes and tax benefit from the interest deduction.	Boston Scientific Corp.’s cash operating taxes decreased from 2017 to 2018 but then increased from 2018 to 2019 not reaching 2017 level.

Boston Scientific Corp., invested capital calculation (financing approach)

US$ in millions

		Dec 31, 2019	Dec 31, 2018	Dec 31, 2017	Dec 31, 2016	Dec 31, 2015
	Current debt obligations
	Long-term debt
	Operating lease liability¹
	Total reported debt & leases
	Stockholders’ equity
	Net deferred tax (assets) liabilities²
	Allowance for doubtful accounts³
	Deferred revenue⁴
	Equity equivalents⁵
	Accumulated other comprehensive (income) loss, net of tax⁶
	Adjusted stockholders’ equity
	Capital in progress⁷
	Invested capital

¹ Addition of capitalized operating leases.

² Elimination of deferred taxes from assets and liabilities. See details »

³ Addition of allowance for doubtful accounts receivable.

⁴ Addition of deferred revenue.

⁵ Addition of equity equivalents to stockholders’ equity.

⁶ Removal of accumulated other comprehensive income.

⁷ Subtraction of capital in progress.

Item	Description	The company
Invested capital	Capital is an approximation of the economic book value of all cash invested in going-concern business activities.	Boston Scientific Corp.’s invested capital increased from 2017 to 2018 and from 2018 to 2019.

Boston Scientific Corp., cost of capital calculations


Equity²	÷	=	×		=
Outstanding debt obligations³	÷	=	×	× (1 – 21.00%)	=
Operating lease liability⁴	÷	=	×	× (1 – 21.00%)	=
Total:

¹ US$ in millions