Microeconomics 9th Edition by Stephen Slavin

تمرين 31

Write in the letter that corresponds to the best answer for questions 1 through 28, using choice a), b), c), or d).
A) perfect competitor/competition
B) monopolist/monopoly
C) monopolistic competitor/competition
D) oligopolist/oligopoly
Jennifer Ziegenfuss owns a firm that manufactures cell phones that double as garage door openers. Another firm, owned by Jared Collins, produces the same product. A third firm, owned by Daniel Quinn, also makes this product. The only other firm manufacturing cell phone-garage door openers is owned by Robert Roan. This industry is a(n)___________