Assets are the economic resources that are owned or controlled by a business and can be expressed in monetaryunits.
资产是由企业拥有或控制并能用货币计量的经济资源。
2
And, thus, monetaryunits were created to solve this problem, where the baker sold his bread for money and then used money to buy whatever else he needed.
The use of foreigh exchange arises becausedifferent nations have different monetaryunits and the currency of one country cannot be used for marking payments in another country.