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习题练习：IB Economics Unit 2.3: Microeconomics - Elasticities
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 作者: admin    总分: 17分  得分: _____________

答题人: 游客未登录  开始时间: 23年04月08日 17:45  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The table below indicates the supply schedule a3y9-b gjt f)ro9le+efor oranges
Price(US$/dozen) Quantity supplied (dozens)
6 20
7 28


Calculate the price elasticity of supply (PES) when the price of a dozen oranges increases from US$\$$6 to US$\$$7?

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Identify which of the following is a determinant of price elasticity of 8dr ejg37d5kvz)ufl 5supply (PESd857 53fk)ezdlug vr j).

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Assume the price elasticity of demand (PED) srff:r:.z 3 dfq: (lihfor a home cleaning service changes from 1.81.8 to 1.21.2. Which of the following sfq. ff3:rzdr(sl i: h:tatements explain this change?
I. a competing firm increased its operating hours
II. a competing firm begins focusing on office cleaning
III. incomes of potential customers increase

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
What market that is most likely pictured in the diagram above?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In the market for a good, assume thrxk)sqz9 (jwp/g ,3pye income of consumers increases by 10% and quantity demanded of the good increases by 5%. Calculate the incomewx)pzqps /, yrg(9j3k elasticity of demand (YED), and state the type of good it is.

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Identify which of the,t wyr,m7fr /e following are valid reasons why the price elasticity of supply (PES) for primary commodities is generally lower than the PES for manf7 trw/e, rm,yufactured products.

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
Rrice Quantity demanded
US$20 100
US$21 97


Calculate the price elasticity of demand for the product in the table above when the price increases from US $\$$20 to US $\$$21.

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In the hypothetical country of Smokeland, the 2ma(s0b*p,fz ,shq4ts fef n/ government implements high indirect taxes on cigarettes to deter consumption. Strict regula*f tqzh esa,4,(2pbf/ nfmss 0tions on advertising and promotion, coupled with public health programs funded by tax revenues, lead to reduced smoking rates and improved public health outcomes.
Which of the following is not a possible outcome of these forms of government intervention?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The price of a product fallsw whvjz)x19xc3pa j7wg -;v y7 from $\$$30 to $\$$25, and as a result, quantity supplied decreases from 250 000 to 200 000. Calculate the PES and determine whether supply is price-elastic or price-inelastic.

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a straight-line demand curve, which of the following will occur whenv1df(( 0um/veo rgc.x the price is lv.muf c(/d1ev gxr (0oowered?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
Which point on the Engel curve above identifies the situation where blankets are a luxury good?

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a 5% decrease in the price of a good, assume the price e nkdzhaer43 t:(s1f,jl8*ivblasticity of demand (PED) is −1.95. Which group of outcomes below correctly determines the impac8z(fen*,kjt a1bh4ld :v3i r st of the change in price of the good?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
Gizmos Whats its Widgets
Firm A weekly production 80 70 50
Income elasticity of demand(YED)
1.2 0.6 -0.4


Assume consumers' incomes fall, and the chief operating officer of Firm A recommends reallocating production inputs to reflect changes in demand. Which of the following recommended reallocations would lead to the greatest increase in sales for Firm A?

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Oil has price inelastic supply bek9m+mm i(e cl,cause
I. It has limited substitutes
II. It takes time to adjust production inputs
III. Production involves a high cost
IV. It is a necessity

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consumer electronics have price elastic supply becap qh8gh5rn9fr q*67/ bciy+rwuse
I. They are durable and can be stored
II. They do not take a long time to produce
III. They have a lot of substitutes
IV. They are luxuries

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  
Which of the following statements correctly compares the supply curves above?

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Assume that the price elasticity of supply is 3 when theqchsbvi 8r e8hl2q-9) price of a product increases froq-ie9qh )8h2 crs8 blvm $\$$40 to $\$$42.
If the change in quantity supplied is 270, how many units of the product will suppliers produce at the current price?

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    总分:17分 及格:10.2分 时间:不限时
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