2.已知某商品的供给函数Qs=-5+P,需求函数Qd=100-4P1)试确定均衡价格和数量.2)计算均衡点的供给价格点弹性和需求价格点弹性.3)若A点的价格为20,B点的价格为22,C点的价格为24,试计算点A、点B
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![2.已知某商品的供给函数Qs=-5+P,需求函数Qd=100-4P1)试确定均衡价格和数量.2)计算均衡点的供给价格点弹性和需求价格点弹性.3)若A点的价格为20,B点的价格为22,C点的价格为24,试计算点A、点B](/uploads/image/z/7854868-28-8.jpg?t=2.%E5%B7%B2%E7%9F%A5%E6%9F%90%E5%95%86%E5%93%81%E7%9A%84%E4%BE%9B%E7%BB%99%E5%87%BD%E6%95%B0Qs%3D-5%2BP%2C%E9%9C%80%E6%B1%82%E5%87%BD%E6%95%B0Qd%3D100-4P1%EF%BC%89%E8%AF%95%E7%A1%AE%E5%AE%9A%E5%9D%87%E8%A1%A1%E4%BB%B7%E6%A0%BC%E5%92%8C%E6%95%B0%E9%87%8F.2%EF%BC%89%E8%AE%A1%E7%AE%97%E5%9D%87%E8%A1%A1%E7%82%B9%E7%9A%84%E4%BE%9B%E7%BB%99%E4%BB%B7%E6%A0%BC%E7%82%B9%E5%BC%B9%E6%80%A7%E5%92%8C%E9%9C%80%E6%B1%82%E4%BB%B7%E6%A0%BC%E7%82%B9%E5%BC%B9%E6%80%A7.3%EF%BC%89%E8%8B%A5A%E7%82%B9%E7%9A%84%E4%BB%B7%E6%A0%BC%E4%B8%BA20%2CB%E7%82%B9%E7%9A%84%E4%BB%B7%E6%A0%BC%E4%B8%BA22%2CC%E7%82%B9%E7%9A%84%E4%BB%B7%E6%A0%BC%E4%B8%BA24%2C%E8%AF%95%E8%AE%A1%E7%AE%97%E7%82%B9A%E3%80%81%E7%82%B9B)
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