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If scarcity were eliminated,
U.S. Dollars
The official currency of the United States, widely used for international transactions.
Future Rate
An expected rate for a financial instrument or an economic variable at a specified future date.
Fixed Exchange Rate
A government policy to maintain the value of its currency at a set rate against another currency or a basket of currencies.
Covariance
A measure used in statistics to determine how much two random variables change together, indicating the direction of their linear relationship.
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