21. Non-use values are usually estimated using stated preference methods such as contingent valuation or choice modelling. 22. In an important essay Roman Rosdolsky shows the important role of use value in Marx's economics. 23. It has been proposed to lie between 100 and 250, with a commonly used value of 150. 24. The company has always used value investing, which remains the underlying philosophy of the Value Trust fund. 25. Instead, its importance lies in its use value as a language of work, personal relationships and creativity. 26. Benjamin believed that cultural practice should refuse modish commerce and should give work a revolutionary use value . 27. Following Adam Smith, Marx distinguished the use value of commodities from their exchange value in the market. 28. The two main basis for determining the ad valorem value are fair market value and current use value . 29. "Use values -based language, " the campaign workers were instructed and lay off talking about detailed programs and policies. 30. A commodity is a social use value produced by its owner not for personal consumption but for exchange.
