About: http://webisa.webdatacommons.org/154125893

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Or may be the answer is a continuum between materialistic and non-materialistic rewards.
http://www.w3.org/ns/prov#wasQuotedFrom	econlib.org