<http://webisa.webdatacommons.org/prov/516247373>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/8426529> .
<http://webisa.webdatacommons.org/8426529>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/8426529>	<http://www.w3.org/ns/prov#value>	"The prices of p and q are particularly connected with one another because p is useless or of a smaller utility without q and vice versa." .
<http://webisa.webdatacommons.org/8426529>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<econlib.org> .