Which of the following terms describes how a good is produced in stages?

In the figure above, which of the following transactions take place in the factor markets?

i. Michael, a student, orders a computer from Dell online. ii. Peter gets a job at a Wal-Mart store. iii. Apple Computer opens a new store in Georgia A) ii and iii B) only i C) only ii D) only iii E) i and ii

In perfect competition, the product of a single firm

A) has many perfect substitutes produced by other firms. B) has many perfect complements produced by other firms. C) is sold under many differing brand names. D) is sold to different customers at different prices.