coin
Coins are currency made of metal. It is said to be a coin. In the past, "coins" were basically cast as fundamental currencies with no difference between the value of gold and silver material metal and face value, but now they are supposed to complement the role of supplementing banknotes under the management currency system Only the supplementary currency that it carries circulates, and the value of the material falls far below the face value. On the other hand, in economics, "coin" is a term that refers to hard currency (international settlement currency) or monetary coin, and "antioxidant" (soft currency) of the antonym is not used for international settlement · can not be used It refers to the currency. ...