About: http://webisa.webdatacommons.org/253190038

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	Central banks' other main policy tool in a liquidity trap is quantitative easing-purchases of long-term government debt and other assets whose interest rates are not yet at zero.
http://www.w3.org/ns/prov#wasQuotedFrom	nber.org