What discount rate should be used for calculating NPV of the lease-versus-buy-decision?

Question options:

	ROE.
	WACC.
	After-tax borrowing rate.
	Before-tax borrowing rate.
	ROA.

Which of the following is NOT an incremental cash flow in a lease versus buy decision when a financial lease is involved?

Question options:

	Salvage value.
	After-tax maintenance costs.
	After-tax lease payments.
	CCA tax shields.
	Installed cost of the asset.