Phoenix Inc., a cellular communication company, has multiple business units, organized as divisions. Each divisions management is compensated based on the divisions operating income. Division A currently purchases cellular equipment from outside markets and uses it to produce communication systems. Division B produces similar cellular equipment that it sells to outside customersbut not to division A at this time. Division As manager approaches division Bs manager with a proposal to buy the equipment from division B. If it produces the cellular equipment that division A desires, division B will incur variable manufacturing costs of $60 per unit. Relevant Information about Division B Sells 92,500 units of equipment to outside customers at $130 per unit Operating capacity is currently 80%; the division can operate at 100% Variable manufacturing costs are $70 per unit Variable marketing costs are $8 per unit Fixed manufacturing costs are $920,000 Income per Unit for Division A (assuming parts purchased externally, not internally from division B) Sales revenue $ 320 Manufacturing costs: Cellular equipment 80 Other materials 10 Fixed costs 40 Total manufacturing costs 130 Gross margin 190 Marketing costs: Variable 35 Fixed 15 Total marketing costs 50 Operating income per unit $ 140

Required: 1. Division A wants to buy 42,000 units from division B at $75 per unit. Determine the contribution margin for each type sale by division B. Should division B accept or reject the proposal? How would your answer differ if (a) division A requires all 42,000 units in the order to be shipped by the same supplier and what would be the net operating loss or gain to division B and the firm as a whole, or (b) division A would accept partial shipment from division B and what would be the benefit from this alternative to division B? 2. What is the range of transfer prices over which the divisional managers might negotiate a final transfer price?