【单选题】When two individuals produce efficiently and then make a mutually beneficial trade based on compara- tive advantage,
A.
they both obtain consumption outside their pro duction possibilities frontier.
B.
they both obtain consumption inside their produc tion possibilities frontier.
C.
one individual consumes inside her production possibilities frontier, while the other consumes outside hers.
D.
each individual consumes a point on her own production possibilities frontier.
【判断题】如果窗户面积与墙面面积之比大于2/3,则宜做标准窗帘。
【判断题】如果窗户面积与墙面面积之比大于 2/3,则宜于做标准窗帘。
【判断题】( )2 4 .会计监督是会计核算的继续,如果只有会计监督而不进行会计核算,就不能发挥会计应有的作用。