trade deficit

In economics a trade deficit is when one country imports more goods and services than it exports. A country can have a trade deficit with another country, or the rest of the world as a whole - which is also known as a current account deficit.

As with an individual household, spending more than you make is only possible if either:
a) someone loans you money
b) you sell some asset or property.

Accordingly, nations with overall trade deficits are doing one of the following:

In a system of floating exchange rates, trade deficits are ultimately corrected by exchange rate fluctuations.

see also: balance of payments, balance of trade, currency market