未知题型
In a macroeconomic model without foreign trade or government spending, aggregate demand is the sum of______.
A.personal saving and private investment
B.personal saving and personal consumption
C.personal consumption and personal income
D.personal consumption and private investment
A.A.personalB.personal
C.personal
D.personal
【参考答案】
D
解析：答案为D项。一个经济的总需求(aggregatedemand)由消费需求、投资需求、政府需求和来自于国......
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/L，Hb70g/L，白细胞6.5×10
/L，血细胞80×10
/L，可以诊断为
