About: http://webisa.webdatacommons.org/10930360

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	Radio is an imperfect market because of the limited number of wavelengths available and the relative permanence of ownership of those wavelengths, and it lends itself well to concentration.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com