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ECON 2105 Study Guide for Exam #1 (Chapters 2-3 only)

Exam Date: Wednesday, 02/11/2015Format: 20-25 Multiple-Choice Questions/Problems

Resources Allowed During Exam: calculator (no cell phones allowed); 4 pages of notes (2 sheets of paper, front and back only). Any use of notes in excess of page allotment will result in confiscation of examination and a grade of 0 awarded.

Extra Credit Paper Opportunity: Worth 7 points towards exam #1 grade only. See course announcements on Tsquare for more information. Will not be accepted late or by email under any circumstances.

Name: __________________________ Date: _____________

1. Alexander has a straight-line, or linear, production possibility frontier when he produces soybeans and corn. If he uses all of his resources to grow soybeans, he can produce 200 bushels of soybeans; if he uses all of his resources for corn production, he can produce 400 bushels of corn. Which of the following combinations of corn and soybeans are not possible for him to produce?A) 200 bushels of soybeans and zero bushels of corn

B) 600 bushels of corn and 200 bushels of soybeans

C) 400 bushels of corn and zero bushels of soybeans

D) 100 bushels of soybeans and 200 bushels of corn

Use the following to answer questions 2-3:

Figure: Wine and Wheat

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2. (Figure: Wine and Wheat) Look at the figure Wine and Wheat. If this economy is producing on the production possibility frontier, what would allow it to produce at point C?A) an improvement in technology

B) a decrease in resources

C) a decrease in production

D) the elimination of unemployment

3. (Figure: Wine and Wheat) Look at the figure Wine and Wheat. What is the opportunity cost of moving from only producing wheat to producing at point D?A) 3 tons of wheat

B) 6 tons of wheat

C) 9 tons of wheat

D) 15 tons of wheat

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Use the following to answer question 4:

Figure: Bicycles and Radishes I

4. (Figure: Bicycles and Radishes I) Look at the figure Bicycles and Radishes I. It shows production possibility frontiers for two countries that produce only radishes and bicycles. The axes of both graphs are measured in equivalent units. Country A is now operating at point M, and country B is now operating at point N. Suppose country A discovered a new technology that greatly increased its ability to produce bicycles. This would:A) lower the opportunity cost of producing radishes in country A.

B) increase the opportunity cost of producing radishes in country A.

C) have no effect on the opportunity cost of producing radishes in country A.

D) increase the opportunity cost of producing radishes in country B.

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Use the following to answer question 5:

Figure: Strawberries and Submarines II

5. (Figure: Strawberries and Submarines II) Look at the figure Strawberries and Submarines II. Assume that the economy is now operating at point A. The opportunity cost of moving to point C is equal to ________ million tons of strawberries:A) 800

B) 200

C) 2

D) 50

Use the following to answer question 6:

Scenario: Countries A and BTwo countries, A and B, produce two goods, wheat (W) and steel (S). Each has a linear production possibility frontier in both goods. If country A spends all of its available resources to produce wheat, it can produce 500 tons of wheat and zero tons of steel. If it uses all of its resources to produce steel, it can produce 250 tons of steel and zero tons of wheat. If country B spends all of its available resources producing wheat, it can produce 400 tons of wheat, and if it spends all of its resources on the production of steel, it can produce 400 tons of steel.

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6. (Scenario: Countries A and B) Look at the scenario Countries A and B. Given this information, country ________ has a comparative advantage in the production of wheat and country ________ has a comparative advantage in the production of steel.A) A; A

B) A; B

C) B; B

D) B; A

Use the following to answer question 7:

7. (Table: Production Possibilities Schedule I) Look at the table Production Possibilities Schedule I. If the economy produces 10 units of capital goods per period, it also can produce at most ________ units of consumer goods per period.A) 5

B) 4

C) 3

D) 2

Use the following to answer question 8:

Scenario: Countries A and BTwo countries, A and B, produce two goods, wheat (W) and steel (S). Each has a linear production possibility frontier in both goods. If country A spends all of its available resources to produce wheat, it can produce 500 tons of wheat and zero tons of steel. If it uses all of its resources to produce steel, it can produce 250 tons of steel and zero tons of wheat. If country B spends all of its available resources producing wheat, it can produce 400 tons of wheat, and if it spends all of its resources on the production of steel, it can produce 400 tons of steel.

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8. (Scenario: Countries A and B) Look at the scenario Countries A and B. Given this information, the country that has the absolute advantage in wheat is ________, and the country that has the absolute advantage in steel is ________.A) A; A

B) A; B

C) B; B

D) B; A

Use the following to answer question 9:

Figure: Production Possibility Frontier

9. (Figure: Production Possibility Frontier) Look at the figure Production Possibilities Frontier. If the economy is operating at point B, producing 16 cars and 12 computers per period, a decision to move to point E and produce 18 computers:A) indicates you can have more computers and cars simultaneously.

B) makes it clear that this economy has decreasing opportunity costs.

C) involves a loss of 8 cars per period.

D) involves a loss of 4 cars per period.

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Use the following to answer question 10:

10. (Table: Production Possibilities Schedule I) Look at the table Production Possibilities Schedule I. If the economy produces 4 units of consumer goods per period, it also can produce at most ________ units of capital goods per period.A) 30

B) 28

C) 10

D) 18

Use the following to answer question 11:

Scenario: Countries A and BTwo countries, A and B, produce two goods, wheat (W) and steel (S). Each has a linear production possibility frontier in both goods. If country A spends all of its available resources to produce wheat, it can produce 500 tons of wheat and zero tons of steel. If it uses all of its resources to produce steel, it can produce 250 tons of steel and zero tons of wheat. If country B spends all of its available resources producing wheat, it can produce 400 tons of wheat, and if it spends all of its resources on the production of steel, it can produce 400 tons of steel.

11. (Scenario: Countries A and B) Look at the scenario Countries A and B. If countries A and B both specialize and trade:A) only country A will gain.

B) only country B will gain.

C) country A and country B will gain if they specialize in their comparatively advantaged good.

D) neither country will gain.

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Use the following to answer question 12:

12. (Table: Production of Good Z and Good X in Urbanville) Look at the table Production of Good Z and Good X in Urbanville. Suppose this represents the production possibility frontier and Urbanville is currently producing 15 of Z and 45 of X. This combination is:A) both allocatively and productively efficient.

B) productively efficient.

C) allocatively efficient.

D) neither productively nor allocatively efficient.

13. If an economy has to sacrifice only one unit of good X for each unit of good Y produced throughout the relevant range, then its production possibility frontier has:A) a zero slope.

B) a constant, negative slope.

C) an increasing, negative slope.

D) a decreasing, negative slope.

Use the following to answer question 14:

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14. (Table: Production Possibilities Schedule I) Look at the table Production Possibilities Schedule I. The opportunity cost of producing the fourth unit of consumer goods is ________ units of capital goods.A) 2

B) 4

C) 6

D) 8

Use the following to answer question 15:

Figure: Comparative AdvantageEastland and Westland produce only two goods, boxes of peaches and boxes of oranges, and this figure shows each nation's production possibility frontier for the two goods.

15. (Figure: Comparative Advantage) Look at the figure Comparative Advantage. The opportunity cost of producing 1 box of oranges for Eastland is:A) 1 box of peaches.

B) 1/4 box of peaches.

C) 4 boxes of peaches.

D) 10 boxes of peaches.

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Use the following to answer question 16:

Figure: Tom's Production Possibilities

16. (Figure: Tom's Production Possibilities) Look at the figure Tom's Production Possibilities. In the figure, the opportunity cost for Tom to move from point C on the curve to point A is:A) 10 coconuts.

B) 30 fish.

C) 5 coconuts.

D) There is no opportunity cost in terms of fish.

17. If a production possibility frontier is a straight line, it tells us that the opportunity cost of producing one more unit of good X:A) is an increasing amount of good Y.

B) is a decreasing amount of good Y.

C) is equal to the inverse of the amount of good Y.

D) is a constant amount of good Y.

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Use the following to answer question 18:

18. (Table: Comparative Advantage I) Look at the table Comparative Advantage I. The opportunity cost of producing 1 box of herring for Sweden is:A) 10 boxes of cell phones.

B) 0.5 box of cell phones.

C) 5 boxes of cell phones.

D) 0.1 box of cell phones.

19. The fact that a society's production possibility frontier is bowed out or concave to the origin of a graph demonstrates the law of:A) increasing opportunity cost.

B) decreasing opportunity cost.

C) constant opportunity cost.

D) concave opportunity cost.

20. An economy is said to have a comparative advantage in the production of one good if it:A) can produce more of all goods than another economy.

B) can produce less of all goods than another economy.

C) has the highest opportunity cost for producing a particular good.

D) has the lowest opportunity cost for producing a particular good.

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21. The production possibility frontier is bowed out from the origin because:A) resources are not equally suited for the production of both goods.

B) resources are scarce.

C) economic growth leads to inefficiency.

D) resources are inefficiently used.

22. The process observed when an economy's production possibility frontier is shifted outward is:A) comparative advantage.

B) economic growth.

C) full employment.

D) specialization.

Use the following to answer question 23:

Figure: Wine and Wheat

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23. (Figure: Wine and Wheat) Look at the figure Wine and Wheat. If this economy is producing at point A and it wants to produce at point B, it needs to:A) trade with another country.

B) increase its resources.

C) decrease production.

D) use its existing resources efficiently.

Use the following to answer question 24:

Figure: Production Possibility Frontier

24. (Figure: Production Possibility Frontier) Look at the figure Production Possibilities Frontier. A movement from producing 12 cars and 16 computers per period to point B means:A) a loss of 4 computers and a gain of 4 cars per period.

B) a gain of 2 cars and a loss of 4 computers per period.

C) a gain of 4 cars and a loss of 6 computers per period.

D) a loss of 2 cars and a gain of 4 computers per period.

25. (Figure: Sugar and Freight Trains) Look at the figure Sugar and Freight Trains. Suppose the economy is operating at point C. The opportunity cost of producing the fourth freight train would be:A) 19 tons of sugar.

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B) 45 tons of sugar.

C) 80 tons of sugar.

D) 3 freight trains.

26. All points outside the production possibility frontier are:A) efficient production points.

B) inefficient production points.

C) infeasible production points.

D) economic growth.

27. Increases in resources or improvements in technology will tend to cause a society's production possibility frontier to:A) shift inward to the left.

B) shift outward to the right.

C) remain unchanged.

D) become vertical.

28. The slope of a typical production possibility frontier is:A) 0.

B) vertical.

C) positive.

D) negative.

29. The concept of comparative advantage is based upon:A) absolute labor productivity.

B) relative labor costs.

C) dollar prices of labor.

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D) relative opportunity costs.

30. A statement that says that the minimum wage should be increased is a:A) positive statement.

B) normative statement.

C) “other things equal” assumption.

D) scientific conclusion based on marginal analysis.

31. Markets that are characterized by many buyers and many sellers are referred to as:A) inefficient.

B) competitive.

C) foreign.

D) monopolies.

32. A decrease in supply, with no change in demand, will lead to ________ in equilibrium quantity and ________ in equilibrium price.A) an increase; an increase

B) an increase; a decrease

C) a decrease; an increase

D) a decrease; a decrease

33. Consider the market for iPods. What happens if a fantastic new alternative MP3 player is developed and at the same time a boat carrying a large shipment of iPods is attacked by pirates and sunk?A) Price decreases and quantity increases.

B) Price increases and quantity increases.

C) The change in price is indeterminate and quantity decreases.

D) Price increases and the change in quantity is indeterminate.

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34. An increase in which of the following determinants of demand will have an ambiguous (uncertain) effect on price?A) tastes and preferences

B) price of a substitute

C) price of a complement

D) income

Use the following to answer question 35:

Figure: Shifts in Demand and Supply

35. (Figure: Shifts in Demand and Supply) Look at the figure Shifts in Demand and Supply. The figure shows how supply and demand might shift in response to specific events. Suppose a fall frost destroys one-third of the nation's orange crop. Which panel best describes how this will affect the market for oranges?A) panel A

B) panel B

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C) panel C

D) panel D

Use the following to answer questions 36-37:

Figure: Demand and Supply of Gasoline

36. (Figure: Demand and Supply of Gasoline) Look at the figure Demand and Supply of Gasoline. Given the initial equilibrium of S1 and D, any price lower than ________ will create pressure for the price to ________.A) $2.00; fall

B) $2.50; rise

C) $3.00; rise

D) $2.50; fall

37. (Figure: Demand and Supply of Gasoline) Look at the figure Demand and Supply of Gasoline. A factor that may have changed supply from S1 to S2 is:A) better technology in the production of gasoline.

B) increased demand.

C) lower labor productivity in gasoline production.

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D) increased prices of substitutes for gasoline.

Use the following to answer question 38:

38. (Table: The Demand for Chocolate-Covered Peanuts.) Look at the table The Demand for Chocolate-Covered Peanuts. If the price of chocolate-covered peanuts is $0.60, the quantity demanded by George is ________ bags per month.A) 10

B) 15

C) 25

D) 30

39. Which of the following is likely to cause a rightward shift in the demand for home-delivered pizza?A) a lower price of pizza

B) a lower price of fast-food hamburgers

C) a higher price of pepperoni

D) a larger population

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40. A decrease in the price of eggs will result in:A) an increase in the demand for eggs.

B) an increase in the supply of eggs.

C) an increase in the quantity of eggs supplied.

D) an increase in the quantity of eggs demanded.

41. Suppose the input costs associated with manufacturing hair replacement treatments decreases over time. This would lead to:A) an increase in the supply of such treatments, lower prices, and an increase in the

equilibrium quantity.B) a decrease in quantity supplied and lower prices.

C) an increase in demand and higher prices.

D) a decrease in the supply of such treatments, higher prices, and a decrease in the equilibrium quantity.

Use the following to answer question 42:

Figure: The Demand and Supply of Wheat

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42. (Figure: The Demand and Supply of Wheat) Look at the figure The Demand and Supply of Wheat. What is the equilibrium quantity in this wheat market?A) 12,000 bushels

B) 2,000 bushels

C) 10,000 bushels

D) 6,000 bushels

43. Rice and potatoes are substitutes. If the price of rice rises and there is a bumper crop of potatoes, in the market for potatoes one would expect the:A) equilibrium price to rise, fall, or stay the same and equilibrium quantity to rise.

B) equilibrium price to rise and the equilibrium quantity to fall.

C) equilibrium price and quantity both to fall.

D) equilibrium price to rise and the equilibrium quantity to fall, rise, or stay the same.

44. Suppose people expect the price of MP3 players to rise next year. As a result of this expectation, people will most likely:A) purchase fewer MP3 players this year.

B) observe higher prices for MP3 players this year.

C) purchase the same amount of MP3 players, since this expectation will have no effect on consumers this year.

D) decide to wait and purchase the MP3 players next year.

45. The cost of sensors used in making digital cameras falls, while a successful ad campaign makes digital cameras more fashionable. As a result, the equilibrium relative price of digital cameras ________ and the equilibrium quantity ________.A) increases; increases

B) increases; may increase, decrease, or stay the same

C) may increase, decrease, or stay the same; increases

D) decreases; increases

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46. If goods A and B are substitutes, a decrease in the price of good B will:A) increase the demand for good A.

B) increase the demand for good B.

C) decrease the demand for good A.

D) increase the demand for good B and decrease the demand for good A.

47. High-fructose corn syrup, which is derived from corn, is an important ingredient in the production of many soft drinks. If the price of corn increases, one would expect:A) the supply curve for soft drinks to shift left.

B) the quantity supplied of soft drinks to increase.

C) the demand for soft drinks to increase.

D) the supply curve for soft drinks to shift right.

Use the following to answer question 48:

Figure: Shifts in Demand and Supply

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48. (Figure: Shifts in Demand and Supply) Look at the figure Shifts in Demand and Supply. The figure shows how supply and demand might shift in response to specific events. Suppose scientists discover that eating a tomato a day prevents aging. Which panel best describes how this will affect the market for tomatoes?A) panel A

B) panel B

C) panel C

D) panel D

49. Milk is an important ingredient in the production of ice cream. If the price of milk increases, then one would expect, holding all other things constant:A) the supply curve for ice cream to shift left.

B) the supply curve for ice cream to shift right.

C) no change in the supply curve for ice cream.

D) a movement along the supply curve for ice cream curve, resulting in more ice cream supplied.

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Use the following to answer question 50:

Figure: Shifts in Demand and Supply II

50. (Figure: Shifts in Demand and Supply II) Look at the figure Shifts in Demand and Supply II. The graph shows how supply and demand might shift in response to specific events. Suppose consumer incomes decrease. Which panel best describes how this will affect the market for used clothing, an inferior good?A) panel A

B) panel B

C) panel C

D) panel D

51. Which of the following will not cause an increase in the supply of good X?A) an improvement in the technology used to produce good X

B) an increase in the price of good Y, a substitute

C) an increase in the price of inputs used to produce good X

D) a decrease in the price of inputs used to produce good X

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Use the following to answer question 52:

Figure: Shifts in Demand and Supply III

52. (Figure: Shifts in Demand and Supply III) Look at the figure Shifts in Demand and Supply III. The figure shows how supply and demand might shift in response to specific events. Suppose scientists discover that eating asparagus slows down the aging process. Which panel best describes how this will affect the market for asparagus?A) panel A

B) panel B

C) panel C

D) panel D

53. An increase in supply is caused by:A) an increase in input prices.

B) a decrease in the number of sellers in the market.

C) suppliers' expectations of higher prices in the future.

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D) an advancement in the technology for producing the good.

54. The price of microchips used to produce computers falls. As a result, the equilibrium price of computers ________ and the equilibrium quantity ________.A) rises; increases

B) rises; decreases

C) falls; decreases

D) falls; increases

Use the following to answer question 55:

Figure: The Supply of DVD Rentals

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55. (Figure: The Supply of DVD Rentals) Look at the figure The Supply of DVD Rentals. A decrease in the price of DVD rentals would result in a change illustrated by the move from:A) n to o in panel A.

B) p to q in panel B.

C) s to t in panel C.

D) u to v in panel D.

56. If the United States increases tariffs on imports of lumber from Canada (which causes the price of lumber to increase in the United States), the equilibrium price of new homes in the United States will ________ and the equilibrium quantity of new homes in the United States will ________.A) increase; increase

B) increase; decrease

C) decrease; increase

D) decrease; decrease

57. Consider gas stations where customers pay inside before they pump gasoline. If they introduce a new technology where customers pay at the pump, thus decreasing production costs, there will be:A) a shift to the right in the supply curve and lower gas prices.

B) a shift to the left in the supply curve and higher gas prices.

C) a shift to the right in the demand curve and higher gas prices.

D) a shift to the left in the demand curve and lower gas prices.

58. The market for soybeans is initially in equilibrium. Because of mad cow disease, producers decide to replace bone meal with soybeans in cattle feed. The likely effect is that:A) the equilibrium price and quantity of soybeans will rise.

B) the equilibrium price and quantity of soybeans will fall.

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C) the equilibrium quantity of soybeans will rise, but we can't determine what will happen to the equilibrium price.

D) the equilibrium price of soybeans will rise, but we can't determine what will happen to the equilibrium quantity.

Use the following to answer question 59:

Figure: The Market for Candy

59. (Figure: The Market for Candy) Look at the figure The Market for Candy. A surplus of the good will exist at a price of:A) P1.

B) P2.

C) P3.

D) There are no surpluses in this market.

60. In the market for tacos, you observe that the equilibrium price and quantity have increased. This can be caused only by:A) an increase in the price of beef.

B) an increase in the wages of taco shop workers.

C) fewer taco shops.

D) an increase in the incomes of people who eat tacos.

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61. An increase in supply, with no change in demand, will lead to ________ in equilibrium quantity and ________ in equilibrium price.A) an increase; an increase

B) an increase; a decrease

C) a decrease; an increase

D) a decrease; a decrease

Use the following to answer question 62:

Figure: Shifts in Demand and Supply II

62. (Figure: Shifts in Demand and Supply II) Look at the figure Shifts in Demand and Supply II. The graph shows how supply and demand might shift in response to specific events. Suppose a fall frost destroys one-third of the nation's grapefruit crop. Which panel best describes how this will affect the market for vitamin B12 tablets, which are a substitute for grapefruit?A) panel A

B) panel B

C) panel C

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D) panel D

63. A competitive market with flexible prices and many buyers and sellers will:A) eliminate surpluses.

B) eliminate shortages.

C) reach equilibrium.

D) eliminate surpluses and shortages and reach equilibrium.

Use the following to answer question 64:

Figure: Shifts in Demand and Supply II

64. (Figure: Shifts in Demand and Supply II) Look at the figure Shifts in Demand and Supply II. The graph shows how supply and demand might shift in response to specific events. Suppose a drought destroys one-third of the nation's peanut crop. Which panel best describes how this will affect the market for peanuts?A) panel A

B) panel B

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C) panel C

D) panel D

65. Excess supply occurs when:A) the price is above the equilibrium price.

B) the quantity demanded exceeds the quantity supplied.

C) the price is below the equilibrium price.

D) the quantity demanded exceeds the quantity supplied and when the price is below the equilibrium price.

Use the following to answer question 66:

66. (Table: The Market for Chocolate-Covered Peanuts) Look at the table The Market for Chocolate-Covered Peanuts. If the price of chocolate-covered peanuts is $0.50, there is:A) a surplus of 35 bags per month.

B) a shortage of 35 bags per month.

C) a surplus of 70 bags per month.

D) a shortage of 70 bags per month.

67. The demand curve for videos has shifted to the right. What could have caused it?A) a fall in the price of videos

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B) an increase in the price of videos

C) an increase in the supply of videos

D) an increase in the incomes of buyers

Use the following to answer question 68:

Figure: The Demand and Supply of Wheat

68. (Figure: The Demand and Supply of Wheat) Look at the figure The Demand and Supply of Wheat. If there were a decrease in supply of 2,000 bushels at each price, the equilibrium price and quantity would be ________ and ________ bushels, respectively.A) $5; 5,000

B) $7; 5,000

C) $6; 4,000

D) $8; 6,000

69. You notice that the price of DVD players falls and the quantity of DVD players sold increases. This set of observations can be the result of the:A) demand for DVD players shifting to the right.

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B) demand for DVD players shifting to the left.

C) supply of DVD players shifting to the right.

D) supply of DVD players shifting to the left.

Use the following to answer question 70:

Figure: Demand and Supply of Gasoline

70. (Figure: Demand and Supply of Gasoline) Look at the figure Demand and Supply of Gasoline. The initial equilibrium price and quantity (at intersection of S1 and D) of gasoline are:A) $2.00 and 450 gallons.

B) $1.50 and 400 gallons.

C) $2.00 and 200 gallons.

D) $2.50 and 300 gallons.

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Answer Key

1. B2. A3. A4. B5. B6. B7. B8. B9. C

10. C11. C12. B13. B14. D15. A16. D17. D18. D19. A20. D21. A22. B23. D24. A25. C26. C27. B28. D29. D30. B31. B32. C33. C34. D35. B36. B37. A38. C39. D40. D41. A42. D43. A44. B

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45. C46. C47. A48. C49. A50. A51. C52. A53. D54. B55. D56. B57. A58. A59. A60. D61. B62. A63. D64. C65. A66. D67. D68. B69. C70. D

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