Refer to the figure below. When Jeff goes from watching 3 to 4 movies a day, his total utility:
Refer to the figure below. When Jeff goes from watching 3 to 4 movies a day, his total utility:
A.does not change.
B.increases.
C.decreases.
D.gets close to zero.
正确答案：increases.
Tag：微观经济学 中国大学MOOC微观经济学
时间：2021-12-11 14:39:38