When the price of hot dogs is $1.50 each, 500 hot dogs are sold every day. After the price falls to $1.35 each, 510 hot dogs are sold every day. At the original price, what is the price elasticity of demand for hot dogs?

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When the price of hot dogs is $1.50 each, 500 hot dogs are sold every day. After the price falls to $1.35 each, 510 hot dogs are sold every day. At the original price, what is the price elasticity of demand for hot dogs?

A.0.2

B.2

C.5

D.66.67

正确答案：0.2

Tag：微观经济学中国大学MOOC微观经济学时间：2021-12-11 14:36:10

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