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习题练习:IB Economics Unit 2.3: Microeconomics - Elasticities



 作者: admin   总分: 17分  得分: _____________

答题人: 匿名未登录  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 for 2u j q7ax.,l1qom3j sun6*bq coranges
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 t8t v wqkkf; cw4 -en+xve,k);elasticity of supply (PE,kqn; wevf 4e8-kx)+vwtk;tcS).

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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) for a home cleaning service changes zwwn snfi.13 8swxwx-+7v /twfrom 1.81.8 t731ws-ztwxxwnn+fws 8v. wi /o 1.21.2. Which of the following statements 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, assume4o5p i1nqr /: s-er94iomgwk w the income of consumers increases by 10% and quantity demanded of the good increases by 5%.r ri/4n5 :opi qs m4wek19wg-o Calculate the income 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 following are valid reasons why the price eli 6+g /4*v n4bfcxcd*anl42jh:lxg muasticity of supply (PES) for primary commodities is generally lower than the PES for manufactured produbhfuid al/ng44**c cv xxl6n4m+2jg:cts.

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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 Smokel (h+rl0th icq900dl 28vhu1 tl3j4eshe :obfxand, the government implements high indirect taxes on cigarettes to deter consumption. Strict regulations on advertising and promoti:0+0vr4 d(qi3lele08 holchx f hts2tjb1hu9on, 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 falh h5)7a g t t2b*yr;i8qo;qyodjm6o/mls 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 ofpa;.lwz c*vzi:qb9lw25j rfo5 i ;o9h the following will occur when the pricr pblz5 z 9wo :;9af .wij*52;qlhiovce is lowered?

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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 ndq:3eal.g 95cka1 2 k5a)hfer l5aykgood, assume the price elasticity of demand (PED) is −1.95.5ld k 3 nkek5.afyq)ch:e25 9ra la1ga Which group of outcomes below correctly determines the impact 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 becaus*dgsyo z6ow cch596 ua 2h:r4pe
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 because q+xgtx ;hc* 41sshc4g
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 supp vdvx fg3b /sfd(3r5*pf, 1gtrly is 3 when the price of a product increar33 f(fx,/br *s vfdv5gdgpt 1ses from $\$$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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