<http://ns.inria.fr/covid19/PMC7361348#body_text>	<http://purl.org/dc/terms/subject>	"Trade unions" .
<http://ns.inria.fr/covid19/PMC7361348#body_text>	<http://purl.org/dc/terms/subject>	"Modes of production" .
<http://ns.inria.fr/covid19/PMC7361348#body_text>	<http://purl.org/dc/terms/subject>	"Economic globalization" .