you are an oil refiner and can produce $72.18 worth of unleaded gasoline from one barrel of alaska north slope (ans) crude oil. you can produce $76.20 worth of unleaded gasoline from one barrel of west texas intermediate (wti) crude, and you currently own 10,000 barrels of wti crude. another refiner is offering to trade you 10,150 barrels of ans crude for your 10,000 barrels of wti crude. what is the added benefit (or cost) to you if you do this trade?