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The price elasticity of supply for the Hope Diamond is zero because there is only one. Therefore, the supply curve for the Hope Diamond is

The price elasticity of supply for the Hope Diamond is zero because there is only one. Therefore, the supply curve for the Hope Diamond is
A.perfectly inelastic.
B.perfectly elastic.
C.unit elastic.
D.elastic.
正确答案：perfectly inelastic.

标签：微观经济学中国大学MOOC微观经济学

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