The pricing mechanism of silver is different from that of gold, which is customized by the five major banks in London, and silver and gold have different monetary attributes, so its pricing is mainly customized according to the reserves of central banks in various countries. However, due to the rise of financial predators speculating in silver in various countries in the 20th century, the price change of silver is mainly controlled by capitalism.

For example, some large funds and investors manipulated silver futures. The most famous one is that during the period of 1979 ~ 1980, the Hunt family in the United States tried to monopolize the whole silver market and ate a large number of silver futures contracts, which led to the rise of the American silver futures price from $6/ounce to $50/ounce in more than a year. But being suppressed by the New York Mercantile Exchange, raising the margin is the means. Later, the rule of "only closing positions" was simply introduced.

-Xing Jiali, the answer comes from China Financial Network-DDCA.