You have found data that indicates that the income elasticity of demand for generic (unbranded) shampoo is -0.7. You should conclude that generic shampoo:

You have found data that indicates that the income elasticity of demand for generic (unbranded) shampoo is -0.7. You should conclude that generic shampoo:

A.is a normal good.

B.is below its equilibrium price.

C.is an inferior good.

D.has inelastic demand.

正确答案：is an inferior good.