Commodity value its commodity value. A commodity value expressed as a price is determined by historical, social and cultural aspects of production and distribution. Karl Marx described price as the money-name for the labour realised in a commodity. A commodity value is dependent on its utility. Commodity value is of particular significance in the study of currency. For example, the commodity value of a coin is the value of the metal of which it is made. Gold and silver coins have a high commodity value, whereas fiat coins such as modern day quarters have a low commodity value. This is of particular
Commodity price index can be traded on an exchange in much the same way as stock index futures. Investors can choose to obtain a passive exposure to these commodity price indices through a total return swap or a commodity index fund. The advantages of a passive commodity index exposure include negative correlation with other asset classes such as equities and bonds, as well as protection against inflation. The disadvantages include a negative roll yield due to contango in certain commodities, although this can be reduced by active management techniques, such as reducing the weights of certain constituents (e.g. precious and base metals) in