Experiments involving matched groups of subjects—giving them different treatments, controlling unrelated factors, and checking for different responses—is a type of __________.

The party who operates the franchised business.

(a) contract assets (b) franchisee (c) principal-agent relationship (d) cosignor

Which of the following statements about break-even analysis is incorrect?

A) No start-up costs exist. B) Economies of scale cannot be achieved. C) Variable costs vary as output changes. D) Fixed costs vary as output changes.