About: http://webisa.webdatacommons.org/183923247

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	Piketty???s argument is that the 20th c is an exception to the law because of the unusual circumstances of the WWI-depression-WWII period and the huge changes in population growth.
http://www.w3.org/ns/prov#wasQuotedFrom	crookedtimber.org