About: http://webisa.webdatacommons.org/4921387

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	But not all paywalls are created equal. ???Today people talk about paywalls in a monolithic way, but the reality is that there are a number of different strategies and models,??? says Josh Cohen of Google.
http://www.w3.org/ns/prov#wasQuotedFrom	economist.com