The risk that an investor will have to take a loss due to difficulty in selling a security is: Interest-rate risk. Reinvestment risk. Default risk. Marketability risk. In the percentage-of-sales planning process, the "cost of goods sold" account is: A variable cost, an account balance that does not change with sales. A fixed cost, an account balance that does not change with sales. A variable cost, an account balance that changes with sales. A fixed cost, an account balance that changes with sales. Purchase of an asset by a lessor that is then leased to the asset's seller is: A net lease. A sale-leaseback arrangement. An operating lease.. A leveraged lease. Which kind of lease must be treated for accounting purposes as if the company had taken a term loan and used the proceeds to purchase the leased asset? Operating lease. Financial lease. Net lease. Sale and leaseback