计划免疫(planned immunization)(名词解释)
计划免疫(planned immunization)(名词解释)
计划免疫(planned immunization)(名词解释)
在凯恩斯交叉图中,假设消费函数如下:
C=200+0.75(Y-T)
计划投资是100;政府购买和税收都是100。
a.画出作为收入的函数的计划支出。
b.均衡的收入水平是多少?
c.如果政府购买增加到125,新的均衡收入是多少?
d.为了达到1600美元的收入。需要的政府购买水平是多少?
In the Keynesian cross, assume that the consumption function is given by
C=200+0.75(Y-T)
Planned investment is 100; government purchases and taxes are both 100.
a.Graph planned expenditure as a function of income.
b.What is the equilibrium level of income?
c.If government purchases increase to 125, what is the new equilibrium income?
d.What level of government purchases is needed to achieve an income of 1,600?
A.计划免疫是预防传染病的一种保护易感人群的措施
B.计划免疫的目的是控制和消灭相应传染病
C.计划免疫用的疫苗是一种抗体
D.计划免疫是有计划的给特定的人群接种,提高人体的免疫力