@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

n9j:-B05XS2HS-V
  skos:prefLabel "economics and work"@en ;
  a skos:Concept ;
  skos:narrower n9j:-BH55R9JK-D .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-BH55R9JK-D .

n9j:-BH55R9JK-D
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/underground_economy> ;
  skos:definition "The term underground economy refers to economic activities that circumvent the formal system of rules and regulations that organize the processes of production and exchange. Underground economies are classified depending on either the particular set of rules that such activities violate or the nature of production, distribution, and the final product. [Source: Encyclopedia of Social Problems; Underground Economy]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-B05XS2HS-V ;
  skos:prefLabel "underground economy"@en .

n9j: a skos:ConceptScheme .