Slagle Corporation is a large manufacturing organization. Over the past several years, it has obtained an important component used in its production process exclusively from Harrison, Inc., a relatively small company in Topeka, Kansas. Harrison charges $90 per unit for this part:

Variable cost per unit $40

Fixed cost assigned per unit 30

Markup 20

Total price $90

In hope of reducing manufacturing costs, Slagle purchases all of Harrison's outstanding common stock. This new subsidiary continues to sell merchandise to a number of outside customers as well as to Slagle. Thus, for internal reporting purposes, Slagle views Harrison as a separate profit center.

A controversy has now arisen among company officials about the amount that Harrison should charge Slagle for each component. The administrator in charge of the subsidiary wants to continue the $90 price. He believes this figure best reflects the division's profitability: