三、交易媒介用纸 用纸作为交换媒介大概始于九世纪初,这时由于商业往来和政府机构的交割日益频繁,促便“飞钱”成为一种便利的交换方式,以避免携带或运载沉重的金属硬币。“飞钱”又名“便换”,虽然记载中没有说明是用何种材料所制,但其轻便如飞,用纸代替,极属可能。当时到京城转贩的各地商人可以把他们售货所得存在长安的票柜坊,取得一张票据可以在指定的地方兑换现金。这种制度原是由商人间的自行协议,后于公元812年由政府接管,也用以收集天下的税捐。因为飞钱主要是一种票据,其性质相当于汇票,并非真正的纸币。直至后来继续使 Third, the trading media Paper as a medium of exchange About probably the beginning of the nineteenth century, due to frequent commercial delivery and government agencies, facilitating “flying money” as a convenient exchange to avoid carrying or carrying Heavy metal coin. “Flying money” aka “will change”, although the record did not specify what kind of material is made, but its light fly, paper instead, it is very possible. At that time, merchants from all over the country who transferred to the capital could obtain the proceeds of their sale from Chang'an's ticket counter and obtain a bill to exchange cash at the designated place. This system was originally agreed upon by the merchants, and was taken over by the government in 812 AD. It was also used to collect the world's tax revenue. Because flying money is mainly a bill, its nature is equivalent to a draft, not a real banknote. Until then continue to make