In sub-Saharan Africa today, for instance, gross investment accounts for roughly 15% of national income.

例如，在如今的撒哈拉以南的非洲国家，总投资大约占国民收入的15％。

Our national income was cut in half.

美国国家收入也下降了一半。

This is true regardless of national income.

这在不管收入是高还是低的国家都一样。

Monaco does not publish national income figures.

摩纳哥不对外公布国家收入指数。

Domain name in the final analysis is the national income.

域名费归根结底是国家收的。