About: http://webisa.webdatacommons.org/377629921

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	However, as Frank Knight observed in Risk, Uncertainty, and Profit:The use of resources in reducing uncertainty is an operation attended with the greatest uncertainty of all.
http://www.w3.org/ns/prov#wasQuotedFrom	aei.org