3.2 Consumption Function o Factors on the behavior of consumer ☆ Income . Age of consumer Price Weather Rate Customs Ration of income Preference 复表经济学院
3.2 Consumption Function Factors on the behavior of consumer ❖Income ❖Price ❖Rate ❖Ration of income ❖Preference ❖Age of consumer ❖Weather ❖Customs
3.2 Consumption Function o Keynes consumption function C(】) a+by 复具济学院
3.2 Consumption Function Keynes’ consumption function C = C(Y) C = a +bY
A family,'s consuming list Yin Bocheng's"Western Economics"(3rd edition) page299 (2) (3) (4) Income onsumption MPC APC A9000 9110 1.01 0.89 B10000 10000 1.00 0.85 C11000 10850 0.99 0.75 D12000 11600 0.97 0.64 E13000 12240 0.94 0.59 F14000 12830 0.92 0.53 G15000 13360 0.89 复学济学院
A family’s consuming list Yin Bocheng’s “Western Economics”（3rd edition）page299 （1） （2） （3） （4） Income Consumption MPC APC 1.01 1.00 0.99 0.97 0.94 0.92 0.89 0.89 0.85 0.75 0.64 0.59 0.53 9110 10000 10850 11600 12240 12830 13360 9000 10000 11000 12000 13000 14000 15000 A B C D E F G
Consumption curve 45income equal 6 consultion 5 C=CY 3 45 101214 Y 复学济学院
Consumption curve 0 Y 1 2 3 C 6 8 10 12 14 4 5 6 7 C=C(Y) 45。 income equal consumption 45