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Author Question: Economists first began studying the relationship between changes in aggregate expenditures and ... (Read 32 times)

Lisaclaire

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Economists first began studying the relationship between changes in aggregate expenditures and changes in GDP
 
  A) at the end of the Civil War. B) during the Great Depression.
  C) during the Industrial Revolution. D) in the 1950s.

Question 2

Apple introduced its iPhone 3G in July 2008 and within a month sales had topped 3 million units. By April 2009, more than 25,000 apps for the iPhone 3G were available in the iTunes store, an indication that in a competitive market
 
  A) entry into the market is restricted in the short run, but becomes easier in the long run.
  B) the ease at which a new firm can enter a competitive market is high.
  C) entry into the market is blocked.
  D) the ease at which a new firm can enter a competitive market is low.


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sailorcrescent

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Lisaclaire

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Reply 2 on: Jun 29, 2018
Gracias!


cam1229

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Reply 3 on: Yesterday
:D TYSM

 

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