| Because it was valuable, wampum became a medium of exchange not only between Indians and traders but also among the colonists. |
| He then shifts to the use of gold in Greece, Rome, and Byzantium, initially as adornment but later as a medium of exchange. |
| The same qualities that made gold a desirable medium of exchange in the ancient world make orichalc useful to mages. |
| The asset is also used as a medium of exchange in the decentralized market to obtain the special goods. |
| Also unheard-of was a cartel cornering a commodity such as crude oil, as long as the medium of exchange was gold. |
| No asset since gold in the 19th century enjoys such broad acceptance as both a medium of exchange and a store of value as the dollar. |
