Commodity money cans or foil pouches of mackerel fish fillets, which have a fairly standard cost and are easy to store. These may be exchanged for many services in prisons where personal possession of currency is prohibited. In situations where the commodity is metal, typically gold or silver, a government mint will often coin money by placing a mark on the metal that serves as a guarantee of the weight and purity of the metal. In doing so, the government will often impose a fee which is known as seigniorage. The role of a mint and of coin differs between commodity money
Commodity pool to the Securities and Exchange Commission, regulate commodity pools. Many hedge funds are commodity pools. Funds that trade in commodities, which include many of the largest funds engaged in macro-strategies, are registered with the Commodity Futures Trading Commission as commodity pools and as commodity trading advisors (CTAs). In an address to the Securities Industry Association in 2004, Sharon Brown-Hruska, acting director of the CFTC, said that 65 of the top 100 funds in 2003 were commodity pools, and 50 out of the 100 largest hedge funds were CTAs in addition to being commodity pools. Commodity pool A commodity pool is