About: http://webisa.webdatacommons.org/233982413

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 difficulty with resolving the classic problem of whether newspapers influence voting patterns is self-selection: readers select a paper to fit their politics, and newspapers select particular types of readers.
http://www.w3.org/ns/prov#wasQuotedFrom	soton.ac.uk