About: http://webisa.webdatacommons.org/67211572

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	The process is an instance and an example of the economic aggregation problem, by which we cannot measure all the inputs and outputs of any economic activity.
http://www.w3.org/ns/prov#wasQuotedFrom	vitia.org