问

问题如下：

A current account deficit is least likely caused by which of the following items ?

选项：

A.

High private investment.

B.

High private savings.

C.

Low taxes.

解释：

B is correct

The reasons lead to a current account deficit include low private saving, high private investment, a government deficit, or a combination of the three. Above all the choices, only high private savings is least likely to contribute toward a current account deficit.

考点：Trade Balance.

解析：X-M=(S-I)-(G-T)

通过上述公式可以得知，较高的 private investment，较低的 private savings 以及较低的 taxes都会引起X-M的降低（ Crrent account deficit ）。