參考資料

總分 85

作業附檔

序號 上傳時間 檔名 檔案⼤⼩

作業內容
配分：[5.00] 1.
得分：
5.00 The price resulting in quantity supplied being equal to quantity demanded is the
best price because it
詳
a. maximizes costs of the seller. 解：

b. maximizes the combined welfare of buyers and sellers. B

c. maximizes tax revenue for the government.
d. minimizes the expenditure of buyers.

配分：[5.00] 2.
得分：
5.00 Consumer surplus is equal to the following:
詳
a. Amount paid by buyers - Costs of sellers. 解：
b. Value to buyers - Amount paid by buyers.
B
c. Value to buyers - Costs of sellers.
d. Value to buyers - Willingness to pay of buyers.

配分：[5.00] 3.
得分：
5.00 Larry purchases a set of pens for $100, and his consumer surplus is $20. How much
is Larry willing to pay for the set of pens?
詳
a. $80 解：

b. $90 D
c. $110
d. $120

配分：[5.00] 4.
得分：
5.00 If a consumer places a value of $15 on a particular good and if the price of the good
is $17, then the
詳
a. consumer enjoys consumer surplus if he or she buys the good. 解：

b. consumer does not purchase the good. B

c. market is not a competitive market.
d. price of the good will fall due to market forces.

配分：[5.00] 5.
得分：
5.00 Henry is willing to pay 45 cents, and Janine is willing to pay 55 cents, for 1 pound
of bananas. When the price of bananas falls from 50 cents a pound to 40 cents a
pound, 詳
解：
a. Henry experiences an increase in consumer surplus, but Janine does not.
C
b. Janine experiences an increase in consumer surplus, but Henry does not.
c. both Janine and Henry experience an increase in consumer surplus.
d. neither Janine nor Henry experiences an increase in consumer surplus.

配分：[5.00] 6.
得分：
5.00 Dawn's bridal boutique is having a sale on evening dresses. The increase in
consumer surplus comes from the benefit of the lower prices to
a. only existing customers who now get lower prices on the gowns they were already planning to 詳
解：
purchase.
b. only new customers who enter the market because of the lower prices. C
c. both existing customers who now get lower prices on the gowns they were already planning to
purchase and new customers who enter the market because of the lower prices.
d. Consumer surplus does not increase; it decreases.

配分：[5.00] 7.
得分：
0.00 When the demand for a good increases and the supply of the good remains
unchanged, consumer surplus
詳
a. decreases. 解：
:
 b. is unchanged. D

c. increases.
d. may increase, decrease, or remain unchanged.

配分：[5.00] 8.
得分：
0.00 Motor oil and gasoline are complements. If the price of motor oil increases,
consumer surplus in the gasoline market
詳
a. decreases. 解：

b. is unchanged. D
c. increases.
d. may increase, decrease, or remain unchanged.

配分：[5.00] 9.
得分：
5.00 Derek buys strawberries, and he would be willing to pay more than he now pays.
Suppose that Derek has a change in his tastes such that he values strawberries less
than before. If the market price is the same as before, then 詳
解：
a. Derek's consumer surplus would be unaffected.
B
b. Derek's consumer surplus would decrease.
c. Derek's consumer surplus would increase.
d. Derek should buy more strawberries than before.

配分：[5.00] 10.
得分：
5.00 Cost is a measure of the
詳
a. seller's willingness to sell. 解：
b. seller's producer surplus.
A
c. producer shortage.
d. seller's willingness to buy.

配分：[5.00] 11.
得分：
5.00 Which of the following will cause an increase in producer surplus?
詳
a. The imposition of a binding price ceiling in the market 解：
b. Buyers expect the price of the good to be lower next month
C
c. The price of a substitute increases
d. Income increases and buyers consider the good to be inferior

配分：[5.00] 12.
得分：
5.00 T h e S u rg e o n G e n e r a l a n n o u n c e s t h a t e a t i n g c h o c o l a t e i n c r e a s e s t o o t h d e c a y. A s a
result, the equilibrium price of chocolate
詳
a. increases, and producer surplus increases. 解：

b. increases, and producer surplus decreases. D

c. decreases, and producer surplus increases.
d. decreases, and producer surplus decreases.

配分：[5.00] 13.
得分：
5.00 Which of the following events would increase producer surplus?
詳
a. Sellers' costs stay the same and the price of the good increases. 解：
b. Sellers' costs increase and the price of the good stays the same.
A
c. Sellers' costs increase and the price of the good decreases.
d. Sellers' costs stay the same and the price of the good decreases.

配分：[5.00] 14.
得分：
5.00 We c a n s a y t h a t t h e a l l o c a t i o n o f r e s o u r c e s i s e ff i c i e n t i f
詳
a. producer surplus is maximized. 解：
b. consumer surplus is maximized.
C
c. total surplus is maximized.
d. sellers' costs are minimized.

配分：[5.00] 15.
得分：
5.00 T h e d i s t i n c t i o n b e t w e e n e ff i c i e n c y a n d e q u a l i t y c a n b e d e s c r i b e d a s f o l l o w s :
a. Efficiency refers to maximizing the number of trades among buyers and sellers; equality refers
to maximizing the gains from trade among buyers and sellers.
詳
:
 b. Efficiency refers to minimizing the price paid by buyers; equality refers to maximizing the 解：
gains from trade among buyers and sellers.
D
c. Efficiency refers to maximizing the size of the pie; equality refers to producing a pie of a
given size at the least possible cost.
d. Efficiency refers to maximizing the size of the pie; equality refers to distributing the pie
fairly among members of society.

配分：[5.00] 16.
得分：
5.00 Suppose that the equilibrium price in the market for widgets is $5. If a law
increased the minimum legal price for widgets to $6, producer surplus
詳
a. would necessarily increase even if the higher price resulted in a surplus of widgets. 解：

b. would necessarily decrease because the higher price would create a surplus of widgets. C
c. might increase or decrease.
d. would be unaffected.

配分：[5.00] 17.
得分：
0.00 A simultaneous increase in both the demand for tablets and the supply of tablets
would imply that
a. both the value of tablets to consumers and the cost of producing tablets has increased. 詳
解：
b. both the value of tablets to consumers and the cost of producing tablets has decreased.
c. the value of tablets to consumers has decreased, and the cost of producing tablets has D
increased.
d. the value of tablets to consumers has increased, and the cost of producing tablets has
decreased.

配分：[5.00] 18.
得分：
5.00 To m a t o s a u c e a n d s p a g h e t t i n o o d l e s a r e c o m p l e m e n t a r y g o o d s . A d e c r e a s e i n t h e
price of tomatoes will
a. increase consumer surplus in the market for tomato sauce and decrease producer surplus in
詳
the market for spaghetti noodles.
解：
b. increase consumer surplus in the market for tomato sauce and increase producer surplus in
the market for spaghetti noodles. B
c. decrease consumer surplus in the market for tomato sauce and increase producer surplus in
the market for spaghetti noodles.
d. decrease consumer surplus in the market for tomato sauce and decrease producer surplus in
the market for spaghetti noodles.

配分：[5.00] 19.
得分：
5.00 E ff i c i e n c y i n a m a r k e t i s a c h i e v e d w h e n
a. a social planner intervenes and sets the quantity of output after evaluating buyers' willingness 詳
解：
to pay and sellers' costs.
b. the sum of producer surplus and consumer surplus is maximized. B
c. all firms are producing the good at the same low cost per unit.
d. no buyer is willing to pay more than the equilibrium price for any unit of the good.

配分：[5.00] 20.
得分：
5.00 A result of welfare economics is that the equilibrium price of a product is
considered to be the best price because it
詳
a. maximizes both the total revenue for firms and the quantity supplied of the product. 解：

b. maximizes the combined welfare of buyers and sellers. B

c. minimizes costs and maximizes output.
d. minimizes the level of welfare payments.

關閉
: