Commodity money coins. Commodity money Commodity money is money whose value comes from a commodity of which it is made. Commodity money consists of objects that have value in themselves (intrinsic value) as well as value in their use as money. Examples of commodities that have been used as mediums of exchange include gold, silver, copper, salt, peppercorns, tea, large stones (such as Rai stones), decorated belts, shells, alcohol, cigarettes, cannabis, silk, candy, nails, cocoa beans, cowries and barley. These items were sometimes used in a metric of perceived value in conjunction to one another, in various commodity valuation or price system
Market price support domestic use and exports and is measured by the price gap applied to current production. The MPS is net of producer levies on sales of the specific commodity or penalties for not respecting regulations such as production quotas (price levies). In the case of livestock production MPS is net of the market price support on domestically produced coarse grains and oilseeds used as animal feed (excess feed cost). Market price support Market price support (MPS) is an indicator, developed by the OECD, used in the calculation of Producer and Consumer Subsidy Equivalents (PSE/CSE). The PSE and CSE acronyms were changed