Monetary institutions then swapped their bullion for yielding sovereign debt .
因此货币当局以黄金交换“能产生收益”的主权债务。
Markups on bullion are around 5 % .
出售金条的利润在5%左右。
The value of the bullion coin is based on the commodity it contains .
其价格由所含银的价值而定。
Afterfrancisco pizarro executed the inca king atahualpa in 1533 , the spanish shippedhome tons of bullion in a 300-year stream of galleons laden with silver andgold .