PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, trading costs for the larger stocks are lower on NYSE. For the largest stocks, costs are lower by 0.48 percent on NYSE. Given the extreme difficulty of controlling for variables other than market structure, however, comparisons of costs should be interpreted with extreme caution.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nber.org