Gold, silver, and other commodity standards survived for many centuries but were then phased out in favor of the more convenient use of national paper currencies . 金本位，银本位和其他商品本位存在了许多世纪，而后逐步被淘汰，以利于更方便地采用各国纸币。
2.
On the exchange rate fluctuations under the modern chinese silver standard 论近代中国银本位制下的汇率变动
