What is the concentration ratio in Industry B? a. 18%
b.34%
c.61%
d.95%
4) A benevolent social planner would prefer that the output of good x be decreased from
its current level if, at the current level of output of good x,
a.social value = private value = private cost < social cost.
b.private cost < social cost = private value = social value.
c.social cost = private cost = private value < social value.
d.social cost = private cost = private value = social value.
5) Suppose that when the price of wheat is $2 per bushel, farmers can sell 10 million
bushels. When the price of wheat is $3 per bushel, farmers can sell 8 million bushels.
Which of the following statements is true? The demand for wheat is
a.income inelastic, so an increase in the price of wheat will increase the total revenue of
wheat farmers.
b.income elastic, so an increase in the price of wheat will increase the total revenue of
wheat farmers.
c.price inelastic, so an increase in the price of wheat will increase the total revenue of
wheat farmers.
d.price elastic, so an increase in the price of wheat will increase the total revenue of
wheat farmers.