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【简答题】
设 ，则df(1，1，1)=______
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举一反三
【单选题】If the government imposes a maximum price for milk that is above the equilibrium price:
A.
this maximum price for milk will have no economic impact.
B.
quantity demanded of milk will be less than quantity supplied.
C.
demand for milk will be greater than supply.
D.
the available milk supply will have to be rationed.
【简答题】有人说:“鸦片战争是在执行一种历史使命,它是用侵略手段来达到使中国向世界开放的目的。从某种意义上说,是鸦片战争一声炮响给中国送来了近代文明。”结合史实评述这一观点,并分析近代中国反侵略战争的历史意义。
【简答题】我国A公司向泰国B公司出口一批货物,付款方式为D/P 90天。货物出运后,汇票及货运单据通过出口地的托收银行寄抵国外代收行,B公司进行了汇票承兑。货抵目的港后,由于用货心切,B商于是出具了信托收据向本地代收行借得货运单据,先行提货转售。当汇票到期时,B商因经营不善,失去偿付能力。代收行以汇票付款人拒付为由通知托收行,并建议由A公司直接向B商索取货款。此时距离汇票到期日还有30天。试分析A公司于汇票...
【多选题】有人说：“鸦片战争是在执行一种历史使命。它是用侵略手段来达到使中国向世界开放的目的。从某种意义上说，是鸦片战争的一声炮响，给中国送来了近代文明。”这一观点的错误之处在于（）
A.
未认识到殖民主义、帝国主义侵略的本质和残酷性
B.
只看到“船坚炮利”和科技文明
C.
夸大殖民主义传播文明的作用
D.
贬损中国人民的反侵略斗争
【单选题】Each of these customers has a maximum price that he or she is willing to pay for the product-this is known as the .
A.
wholesale price
B.
differentiation price
C.
valuation price
D.
reservation price
【简答题】分页系统的内存保护通常有( 1 )和( 2 )两种。
【单选题】Suppose that the government sets a maximum price for insulin below the equilibrium price:
A.
there will be an efficient level of insulin produced.
B.
there will be excess supply of insulin.
C.
total surplus will be lower than it would be at the market equilibrium price.
D.
total surplus will be greater than it would be at the market equilibrium price.
【单选题】A government-imposed maximum price will have no economic impact if
A.
it is above the equilibrium price.
B.
there is a fixed supply of the good.
C.
it is below the equilibrium price.
D.
it is at or below the equilibrium price.
【简答题】From the enclosed copy of invoice you will see that price of ￡1880 is well ______ the maximum figure you stated.
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