Tyler purchases 5 pounds of hot dogs per month when his monthly income is $2,000 and 4 pounds of hot dogs per month when his monthly income is $2,200 . Tyler's income elasticity of demand for hot dogs is
a. 2.33, and hot dogs are a normal good.
b. -2.33, and hot dogs are an inferior good.
c. 0.43, and hot dogs are a normal good.
d. -0.43, and hot dogs are an inferior good.
b
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