An Oligopoly Market Structure Prevails in an Industry in Which

question 21

Multiple Choice

An oligopoly market structure prevails in an industry in which there are

• A) no barriers to entry.
• B)demand curves that slope upward to the right.
• C)few firms.
• D)conditions that keep individual firms' sales low relative to the market.
• E)no short- or long-run profits.

---

Definitions:

Adrenaline

A hormone and neurotransmitter produced by the adrenal glands that increases heart rate, muscle strength, and blood pressure during stress or excitement.

Diethylstilbestrol

A synthetic estrogen that was prescribed to pregnant women to prevent miscarriages, later linked to various health issues in their offspring.

Teratogens

Agents that can cause malformations or defects in an embryo or fetus when a mother is exposed during pregnancy.

Blastocyst

A stage of early embryonic development characterized by a hollow, fluid-filled structure of cells, occurring before implantation in the uterine wall.