PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I am aware of the inefficiency of not being able to trade gifts, but could not help being offended if someone sold a gift I would given them in order to buy something they want more.There is a lot of nonsense in economic sociology, but some very interesting and very true stuff as well. (Though a lot of it is present in the New Insitutional Economics of Douglass North and even Oliver Williamson, anyway:
http://www.w3.org/ns/prov#wasQuotedFrom
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