Points that lie outside the production possibilities curve are _, and points that lie inside the production possibilities curve are _.
Points that lie outside the production possibilities curve are _, and points that lie inside the production possibilities curve are _.
A.efficient; inefficient
B.attainable; unattainable
C.unattainable; attainable
D.inefficient; efficient
正确答案：unattainable; attainable
Tag：微观经济学 中国大学MOOC微观经济学
时间：2021-12-11 14:24:52