【单选题】Real income is ________.
A.
equal to money income minus taxes
B.
equal to the income earned legally
C.
equal to money income plus benefits minus taxes
D.
the maximum amount of goods and services that a household can afford
【简答题】文件在程序中是以流的形式来操作的。流是指数据在数据源和程序之间的经历的路径。请阐述文件流在 HTTP 协议传输中扮演什么角色?
【多选题】1 内蒙古自治区同( )接壤,国境线边长4200千米。
【多选题】1内蒙古自治区同( )接壤,边境线长4221千米。
【单选题】Real income measures the
A.
slope of the budget line.
B.
purchasing power of a given income.
C.
slope of the preference map.
D.
area under the indifference curve.
【单选题】A consumer's real disposable income equals
A.
wage income plus consumption expenditures.
B.
wage income plus profit income minus taxes.
C.
total income minus profit income minus taxes.
D.
total income minus wage income minus taxes.
【多选题】内蒙古自治区同( )接壤,边境线长4221米。