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
The Aurum Film Encyclopedia through 1990 and a different set of appendices. Ten pages were added to the new edition, covering the few films produced during the years 1984 - 1990. This edition was reprinted in 1995. Published in 1984, "The Aurum Film Encyclopedia: Science Fiction", followed the history of the genre chronologically, from 1897 – 1983. Unlike the previous volume, silent genre titles are included, and even minor genre films are reviewed in the main text. Also unlike the first volume, Hardy mentions the names of the various critics who provided the reviews in the text, which in this book were Denis Gifford,