What it is:
How it works (Example):
For example, in the United States, the national currency is the dollar. In Britain, the national currency is the pound.
Theoretically, anything can be central bank -- the Federal Reserve in the United States, for example) designs and manufactures that country's ., but coins and paper are the most generally accepted forms. In most cases, each country in the world has its own , but in many cases several countries use the same (such as the euro or the U.S. dollar). A country's government (usually its
Why it Matters:
A country's nationalis its common denominator for all things commercial and financial. In some cases, a national can become almost a global , as the dollar has become—other countries and citizens of other countries may purchase the as a means of storing extra in a safer, more stable than their own national .
This isn't to say that a nationalis the only forms of viable in a country. Quite often, companies use of their own as to acquire other companies, and anybody who has ever watched a crime show knows that cigarettes can buy a in prison.