Epsilon Co. can produce a unit of product for the following costs: Direct material $ 8.20 Direct labor 24.20 Overhead 41.00 Total product costs per unit $ 73.40 An outside supplier offers to provide Epsilon with all the units it needs at $63.05 per unit. If Epsilon buys from the supplier, the company will still incur 35% of its overhead. Epsilon should choose to: