第一题选a,与其要30英镑的汉堡还不如将这30英镑兑换成美元,这样consumer surplus就会越多.
第二题选c,同样的道理.
需求曲线完全水平的话,是不管价格如何变化,consumer surplus都=0.
Max has allocated $100 toward meats for his barbecue.His bud
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