1) When income increases from $80000 to $81000, the quantity demand of good A increases from 3000 to 3050. The income elasticity of demand for good A is _____________.

Principles of Economics 2e
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Author:Steven A. Greenlaw; David Shapiro
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Chapter5: Elasticity
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Problem 1SCQ: From the data in Table 5.5 about demand for smart phones, calculate the price elasticity of demand...
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1) When income increases from $80000 to $81000, the quantity demand of good A increases from 3000 to 3050. The income elasticity of demand for good A is _____________. 

2) If the price rises by 20% and quantity demanded falls by 40%, the coefficient of price elasticity of demand is ________.

3) If income elasticity for negative for used cars, other things constant, used cars an inferior good.  TRUE OR FALSE

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