假设一经济有如下关系:C=100+0.8Y(d)(消费),I=50(投资),G=200(政府支出),T(r)=62.5(政府转移支付),T=0.25(边际税率),单位都是10亿元,求:1.均衡收入2.预算盈余BS3.若投资增加到I=100时,预
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![假设一经济有如下关系:C=100+0.8Y(d)(消费),I=50(投资),G=200(政府支出),T(r)=62.5(政府转移支付),T=0.25(边际税率),单位都是10亿元,求:1.均衡收入2.预算盈余BS3.若投资增加到I=100时,预](/uploads/image/z/10165524-60-4.jpg?t=%E5%81%87%E8%AE%BE%E4%B8%80%E7%BB%8F%E6%B5%8E%E6%9C%89%E5%A6%82%E4%B8%8B%E5%85%B3%E7%B3%BB%EF%BC%9AC%3D100%2B0.8Y%EF%BC%88d%29%28%E6%B6%88%E8%B4%B9%EF%BC%89%2CI%3D50%EF%BC%88%E6%8A%95%E8%B5%84%EF%BC%89%2CG%3D200%EF%BC%88%E6%94%BF%E5%BA%9C%E6%94%AF%E5%87%BA%EF%BC%89%2CT%EF%BC%88r%29%3D62.5%EF%BC%88%E6%94%BF%E5%BA%9C%E8%BD%AC%E7%A7%BB%E6%94%AF%E4%BB%98%EF%BC%89%2CT%3D0.25%EF%BC%88%E8%BE%B9%E9%99%85%E7%A8%8E%E7%8E%87%EF%BC%89%2C%E5%8D%95%E4%BD%8D%E9%83%BD%E6%98%AF10%E4%BA%BF%E5%85%83%2C%E6%B1%82%EF%BC%9A1.%E5%9D%87%E8%A1%A1%E6%94%B6%E5%85%A52.%E9%A2%84%E7%AE%97%E7%9B%88%E4%BD%99BS3.%E8%8B%A5%E6%8A%95%E8%B5%84%E5%A2%9E%E5%8A%A0%E5%88%B0I%3D100%E6%97%B6%2C%E9%A2%84)
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