推 miraclecity :已收入精華區：） 06/26 22:25
課程名稱︰經濟學原理與實習下
課程性質：必修 / 通識A5*
課程教師︰魏凱立
開課學院：社會科學院
開課系所︰經濟學系
考試日期（年月日）︰100/11/11
考試時限（分鐘）：120
是否需發放獎勵金：是
（如未明確表示，則不予發放）
試題 :
Midterm Test
9:10~11:10
Short-Answer Questions
1. Why do demand curves slope downward ?
2. If Jill make a table in 6 hours and a chair in 3 hours and Maude can make a
table in 7 hours and a chair in 4 hours,
(a) who has the comparative advantage in making tables ?
(b) who has the absolute advantage in making tables ?
3. Ben walks Julie's dog once a day for NT$600 per week. Julie values this
service at NT$700 per week, while the opportunity cost of Ben's time is
NT$350 per week. The government places a tax of NT$400 per week on dog
walkers. After the tax, what is the loss in total surplus
Multiple Choice Questions (choose one answer)
4. Buyers of a good will bear the larger share of the tax burden when
(a) Supply is more elastic than demand for the product
(b) Demand is more elastic than supply for the product
(c) The tax is placed on the sellers of the product
(d) The tax is placed on the buyers of the product
5. How are the buyers and the sellers in a market affected if a binding price
ceiling is imposed on the market ?
(a) It always hurts both sellers and buyers
(b) It hurts sellers but helps some buyers
(c) It hurts some sellers but helps all buyers
(d) It helps some sellers but it does not help all buyers
6. Under what conditions might a tax cause no deadweight loss ?
(a) When demand is perfectly inelastic
(b) When supply is perfectly inelastic
(c) Whem the market is subject to negative externalities
(d) Both (a) and (b)
(e) All of the above
(f) None of the above
7. When a country allows trade and becomes an importer of a good, which of the
following is true for domestic consumers ?
(a) They will become better off
(b) They will become worse off
(c) It could either help or hurt them
8. When a country allows trade and becomes an importer of a good, which of the
following is true for domestic producers ?
(a) They will become better off
(b) They will become worse off
(c) It could either help or hurt them
9. Which of the following is true of an inferior good ?
(a) Its price elsticity of demand is less than zero
(b) People with low income will buy more of its good
(c) As one's income increases, one will buy more of this good, but the amount
bought will increase slower than one's income
(d) The supply curve for the good will have a steep upward slope
10. Which of the following is an example of a transaction cost ?
(a) The construction cost of a road
(b) The time you spend learning economies
(c) The cost of polllution to society
(d) The time you spend searching for a job
11. If demand for beef falls, but supply doesn't change, what happens ?
(a) The price rises and the quantity sold falls
(b) The price falls and the quantity sold falls
(c) The price rises and the quantity sold rises
(d) The price falls and the quantity sold rises
12. If there is a decrease in the supply of Brazilian coffee, how does this
affect the market for Columbian coffee assuming the two are close
substitutes ?
(a) The supply of Columbian coffee will fall
(b) The demand for Columbian coffee will fall
(c) The supply of Columbian coffee will rise
(d) The demand for Columbian coffee will rise
(e) Both the demand for Columbian coffee and the supply of Columbian coffee
will fall
(f) Both the demand for Columbian coffee and the supply of Columbian coffee
will rise
13. If demand is inr=elastic and supply decreases, how does this affect the
total revenue received by the sellers in this market ?
(a) It increases
(b) It decreases
(c) It remains the same
(d) It might increase, decrease or remain the same
14. If the price in a market is below the equilibrium price, what happen ?
(a) The surplus will drive up prices
(b) The surplus will drive down prices
(c) The shortage will drive up prices
(d) The shortage will drive down prices
(e) Negative externalities will lower the surplus
15. Why does the supply curve often become more elastic as more time passes ?
(a) Consumers don;t loke high prices
(b) Price changes often have only temporary effects on producers
(c) Higher prices draw more producers into the market and lower prices push
priducers out of the market
(d) Producers react to price changes quicker than consumers react
Shoer-Answer Questions
16. Suppose the equilibrium price for T-shirts is NT$400 and the equilibrium
quantity is 10,000. (a) If producers are too optimistic and prodece 12,000
T-shirts, how does this affect the total surplus ? (b) If producers are too
pessimistic and produce only 8,000 T-shirts, how does this affect the
total surplus ?
17. Why might an increase in the tax rate cause a decrease in tax revenues ?
18.(a & b) State two valid arguments in favor of opening up the economy to
international trade
(c & d) Then state two valid arguments against opening up the economy to
international trade
19. Why do most countries subsidize education ?
20. Suppose a company sells ice cream at the equilibrium market price od NT$30
per scoop. Politicians are considering a new law which will establish an
NT$50 per scoop price floor in the ice cream market. As a producer of ice
cream, why might you oppose the government setting this higher price ?
Two problems
21. Consider the figurw below. The equilibrium price is NT$28 and the
equilibrium quantity is 140 units. The government decides to tax consumers
in this market NT$12 for each unit they buy.
(a) How much will the government gain in tax revenue ?
(b) How much of this revenue will come from the consumer surplus ?
(c) Hoe much will come from the producer surplus ?
(d) How much deadweight loss will be created ?
D S
│ \ /
│ \ /│ Demand curve : (100,36) (120,32) (140,28)
│ │\ / │
36│───\ ───/││ (160,24) (180,20) (200,16)
│ │ \ / ││
32│─── \ ─/│││
│ │ │ \ / │││ Supply curve : (100,12) (120,20) (140,28)
28│───│─\─│││
│ │ │ / \ │││ (160,36)
24│───│/ │\│││
│ │ / │ \ ││
20│───/ ─│─\││
│ │/│ │ │\ │
16│──/ │─│─ \
│ │ │ │ ││\
12│─/─── │─ ─ \
│ / │ │ │ │││\
│/ │ │ │ │││ \
└─────────────
100 120 140│180
│ │
160 200
22. Use the same figure as in question 21 above. The equilibrium price is NT$28 and the
equilibrium quantity is 140 units. Now suppose the government opens up
this country to trade. World prices are NT$36.
(a) Will this country import or export ?
(b) How much will it import or export ?
(c) Will the consumer surplus increase or decrease and by how much ?
(d) Will the producer surplus increase or decrease and by how much ?
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 1.162.47.75
※ 編輯: d3osef 來自: 1.162.47.75 (06/26 16:47)