Question 13 Shelf-It Ltd. Incurs the following costs to make each custom made shelf: materials of $13, labour of $14, variable overhead of $3, and fixed overhead of $5. Each shelf normally sells for $50. A customer is offering to buy 1,900 units at $39 each. Shelf-It will incur additional costs of $3 per shelf to imprint a logo and to pay for shipping. (a) Prepare an incremental analysis for the special order. Reject Order Accept Order Incremental Revenue and Costs Revenues Costs Net income / (loss) (b) Should Shelf-It accept the special order