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假設(shè)對(duì)某商品的需求方程是Qd=1000-2p供給方程是Qs=-200+p 計(jì)算均衡價(jià)格和數(shù)量計(jì)算P=250時(shí)的需求價(jià)格彈性

2022-10-13假設(shè)對(duì)某商品的需求方程是Qd=1000-2p供給方程是Qs=-200+p，計(jì)算均衡價(jià)格和數(shù)量，計(jì)算P=250時(shí)的需求價(jià)格彈性完全

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