关于demand-aggregate supply的题!

题目

关于demand-aggregate supply的题!
real domestic price level real domestic
output demand output supplied
(in billions) (in billions)
$1500 175 $4500
2000 150 4000
2500 125 3500
3000 100 3000
3500 75 2500
4000 50 2000
if the quantity of real domestic output demanded increased by $1500 and the quantity of real domestic output supplied increased by $500 at each price level,the new equilibrium price level and quantity of real domestic output would be
A 175 and $4000
B 150 and $4500
C 125 and $4000
D 100 and $3500

答案

变化后
demand price supply
3000 175 5000
3500 150 4500
4000 125 4000 供需相等均衡状态 答案 C
其余略去