About: http://webisa.webdatacommons.org/129228396

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	I think it is important to note that this book was bought mainly between 2003 and 2007, which means that the underlying assets did initially experience a run-up in value before they also became subject to the downward trend.
http://www.w3.org/ns/prov#wasQuotedFrom	seekingalpha.com