Chapter 3 Quiz (Version 1) - Economics MCQs môn Kinh tế vi mô | Trường Đại học Kinh Tế Quốc Dân

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MULTIPLE CHOICE - Choose the one alternative that best completes the statement or
answers the question. 1)
The entire group of buyers and sellers of a particular good or service makes up A) the demand curve. B) the supply curve. C) a market.
D) the equilibrium price and quantity. 2)
The demand curve illustrates the fact that consumers tend to purchase
A) more of a good as it becomes more popular.
B) name-brand products more frequently than generic products.
C) more of a good as its price falls.
D) more of a good as their incomes rise. 3)
One reason the demand curve slopes is that as prices fall .
A) upward; more people find that the price is now less than their reservation price.
B) upward; fewer people find that the price is now less than their reservation price.
C) downward; more people find that the price is now less than their reservation price.
D) downward; fewer people find that the price is now less than their reservation price. 4)
A seller's reservation price is generally equal to
A) the buyer's reservation price.
B) the seller's opportunity cost of producing an additional unit.
C) the seller's marginal benefit from producing an additional unit. D) the market price. 5)
Suppose that when the price of oranges is $3 per pound, the quantity demanded is 4.7
tons per day and the quantity supplied is 3.9 tons. In this case Version 1 1
A) excess demand will lead the price of oranges to rise.
B) excess supply will lead the price of oranges to fall.
C) excess demand will lead the price of oranges to fall.
D) excess supply will lead the price of oranges to rise.
6) A price ceiling (giá trần) that is set above the equilibrium price
If the price ceiling is set above the equilibrium price, then it will
have no effect on the market because the price is already below the ceiling.
A) will lead to a black market.
B) will have no effect on the market.
C) will lead to excess supply in the market.
D) will lead to excess demand in the market.
7) You have noticed that there is a persistent shortage (sự thiếu hụt dai dẳng) of teachers in
an urban school district in your state. Based on this observation, you suspect that
A) the wage for teachers in that district is higher than the wage in suburban districts.
B) the wage for teachers in that district is lower than the equilibrium wage.
C) there is an excess supply of teachers in suburban districts.
D) the demand for teachers in the urban school district is too low.
8) Two goods are complements if
Two goods are complements if an increase in the price of one
good leads to a decrease in the demand for the other (or a
decrease in the price of one good leads to an increase in the demand for the other).
A) people tend to consume either one or the other.
B) there are no substitutes for either of them.
C) an increase in the price of one good leads to a decrease in demand for the other.
D) an increase in the price of one good leads to an increase in demand for the other. Version 1 2
9) Refer to the accompanying figure. Suppose the solid line shows the current demand curve
for coffee. In response to an announcement that much of next year’s coffee crop has been
destroyed by a storm in Brazil, you should expect
If people expect the future price of a good to increase, then current demand for the good will increase.
A) an increase in the quantity of coffee demanded, but no shift in the demand curve.
B) the demand curve to shift to D(A) in anticipation of higher future prices.
C) the demand curve to shift to D(B) in anticipation of higher future prices.
D) neither a change in quantity demanded nor a shift in demand because next
year’s coffee crop will not affect the current demand for coffee.
10) The Equilibrium Principle asserts that in a market equilibrium
In a market equilibrium, individuals have taken advantage of all
opportunities for their own private gain, but opportunities for social gain might still exist.
A) no unexploited opportunities exist for society.
B) unexploited opportunities exist for individuals but not for society.
C) unexploited opportunities exist for both individuals and society.
D) no unexploited opportunities exist for individuals. Version 1 3 Answer Key Test name: Chapter 3_Quiz 1) C
A market for any good consists of all buyers and sellers of that good. 2) C
A fundamental property of the demand curve is that it is downward
sloping with respect to price. That is, as price falls, quantity demanded rises. 3) C
Buyers will only purchase an item if its price is less than or equal to their
reservation price, so as prices fall, more people will find that the price is
now below their reservation price. 4) B
A seller's reservation price is the smallest dollar amount for which a seller
would be willing to sell an additional unit, which is generally the same
as their opportunity cost of producing an additional unit. 5) A
If the quantity that sellers wish to sell is 3.9 tons, and the quantity that
buyers wish to buy is 4.7 tons, then there is excess demand, which will
lead the price of oranges to rise. 6) B
If the price ceiling is set above the equilibrium price, then it will have no
effect on the market because the price is already below the ceiling. 7) B Version 1 4
A shortage implies that the quantity demanded is greater than the
quantity supplied, indicating that the price is below the equilibrium
price. The "price" of teachers is their wage. 8) C
Two goods are complements if an increase in the price of one good leads
to a decrease in the demand for the other (or a decrease in the price of
one good leads to an increase in the demand for the other). 9) C
If people expect the future price of a good to increase, then current demand for the good will increase. 10) D
In a market equilibrium, individuals have taken advantage of all
opportunities for their own private gain, but opportunities for social gain might still exist. Version 1 5