If an Industry Evolves from Monopolistic Competition to Oligopoly, We

question 152

Multiple Choice

If an industry evolves from monopolistic competition to oligopoly, we would expect

• A)the four-firm concentration ratio to decrease.
• B)the four-firm concentration ratio to increase.
• C)the four-firm concentration ratio to remain the same.
• D)barriers to entry to weaken.

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Definitions:

Natal Nests

The original nests or birthplaces where animals are born and initially raised, often important for species with homing instincts or territorial behaviors.

Brood Parasitism

A reproductive strategy where one species lays its eggs in the nest of another species, leaving the host to incubate and rear the parasitic offspring.

Mate Guarding Hypothesis

A theory explaining certain behaviors intended to prevent sexual access to one’s mate by competitors, ensuring paternity certainty.

Monogamy

A mating system in which an individual has only one mate during a breeding season or for a lifetime.