About: http://webisa.webdatacommons.org/43238284

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	t almost unanimously accepted, distinction between productive and unproductive forms of labor.
http://www.w3.org/ns/prov#wasQuotedFrom	zcomm.org