<http://webisa.webdatacommons.org/277091652>	<http://www.w3.org/ns/prov#value>	"All countries employ tariffs, customs, taxes, subsidies and other means by which local products are protected." .
<http://webisa.webdatacommons.org/277091652>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/469947983>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277091652> .
<http://webisa.webdatacommons.org/277091652>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<phys.org> .
<http://webisa.webdatacommons.org/prov/123503663>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277091652> .
<http://webisa.webdatacommons.org/prov/39637141>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/277091652> .