Identify the acid and the base and draw the mechanism. 
Definitions:
Fixed Exchange Rate
A country's currency value set and maintained as equal to the value of another single currency or to a basket of other currencies, or to another measure of value, such as gold.
Covariance
A measure of the degree to which two variables move in relation to each other.
Japanese Stock Market
The financial market in Japan where publically traded company stocks are bought and sold, notably includes the Tokyo Stock Exchange.
Fixed Exchange Rate
A country's currency value that is tied to another single currency or to another measure of value, like gold, and does not fluctuate in the market.
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