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100分求解一道经济题,求高手告知,事后加成ThemarketforpizzainWestLafayettecanbedescribedbythefollowingSupplyandDemandequations,wherequantityismeasuredinpizzasperday:P=30-(0.05Qd)P=10+(0.05Qs)10.Whatisth
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100分求解一道经济题,求高手告知,事后加成
The market for pizza in West Lafayette can be described by the following Supply and Demand equations,where quantity is measured in pizzas per day:
P = 30 - (0.05 Qd)
P = 10 + (0.05Qs)
10.What is the price elasticity of demand in the market for pizza above if the price in the market decreases from $25.00 to $15.00?
a.0.0
b.0.5
c.1.0
d.2.0
The market for pizza in West Lafayette can be described by the following Supply and Demand equations,where quantity is measured in pizzas per day:
P = 30 - (0.05 Qd)
P = 10 + (0.05Qs)
10.What is the price elasticity of demand in the market for pizza above if the price in the market decreases from $25.00 to $15.00?
a.0.0
b.0.5
c.1.0
d.2.0
▼优质解答
答案和解析
这个还不简单啊,真是得到,供给等于需求的时候达到均衡,联立2个式子,第一题解出来等于200 ,第二题把价格带进去,算出两个demand再减一下选D
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