Question 6   At the price of $5 per pack of batteries, Duracell sells 10,000 packs of batteries and Energizer sells 15,000 packs of batteries. When the price rises to $7.50, Duracell sells 12,000 packs of batteries and Energizer sells 16,000 packs of batteries. What is the market supply at a price of $7.50?   12,000   16,000   4,000   28,000   25,000       Question 7   Social welfare (i.e. the sum of producer and consumer surplus) is maximized when   the government taxes most goods and services.   very few consumers and producers exist within a market   the market reaches its equilibrium price and quantity.   supply and demand are perfectly inelastic.   the government imposes price controls.       Question 8   When demand is perfectly elastic, the demand curve is   vertical.   upward-sloping.   U-shaped.   horizontal.   downward sloping.

Principles of Economics 2e
2nd Edition
ISBN:9781947172364
Author:Steven A. Greenlaw; David Shapiro
Publisher:Steven A. Greenlaw; David Shapiro
Chapter5: Elasticity
Section: Chapter Questions
Problem 7SCQ: What would the gasoline price elasticity of supply mean to UPS or FedEx?
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Question 6
 

At the price of $5 per pack of batteries, Duracell sells 10,000 packs of batteries and Energizer sells 15,000 packs of batteries. When the price rises to $7.50, Duracell sells 12,000 packs of batteries and Energizer sells 16,000 packs of batteries. What is the market supply at a price of $7.50?

 
  1. 12,000

     
  2. 16,000

     
  3. 4,000

     
  4. 28,000

     
  5. 25,000

     
     
     
    Question 7
     

    Social welfare (i.e. the sum of producer and consumer surplus) is maximized when

     
    1. the government taxes most goods and services.

       
    2. very few consumers and producers exist within a market

       
    3. the market reaches its equilibrium price and quantity.

       
    4. supply and demand are perfectly inelastic.

       
    5. the government imposes price controls.

       
       
       
      Question 8
       

      When demand is perfectly elastic, the demand curve is

       
      1. vertical.

         
      2. upward-sloping.

         
      3. U-shaped.

         
      4. horizontal.

         
      5. downward sloping.

         
         
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