Presumably the present value of cost recovery deductions net of future recapture is embedded in the fair market value of buildings.

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So pitting intangible value against concrete cost increases is a hard sell, even when the net present value is positive.

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This saving is more than paid for by the value of the saved generating capacity, so the net cost of saving the gas itself is less than zero.

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Finally, we calculate the net-present-value of all those costs to capture the opportunity cost of tying your money up in a down payment .

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