单项选择题
An "open" economy is one in which ( ) A.
the level of output is fixed.
B.
government spending exceeds revenues
C.
the national interest rate equals the world interest rate
D.
there is trade in goods and services with the rest of the world
An "open" economy is one in which ( ) A.
the level of output is fixed.
B.
government spending exceeds revenues
C.
the national interest rate equals the world interest rate
D.
there is trade in goods and services with the rest of the world
