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Question 1

Suppose that when income increases from $2500 to $3100 quantity demanded changes from 190 to 200.

Using the mid-point elasticity approach, calculate income elasticity.

 

Hint


Question 2

Suppose that the income increases from $2600 to $3150. As a result, quantity demanded changes from 200 to 260.

Based on this information you can tell that this products is:

 

Hint




Question 3

Suppose that the price of one product increases from $10 to $36. As a result, quantity demanded for another product changes from 210 to 180.

Based on this information, calculate cross-price elasticity:

 

Hint




Question 4

Suppose that the price of one product increases from $29 to $50. As a result, quantity demanded for another product changes from 200 to 190.

Based on this information you can tell that these two products are:

 

Hint