@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/economic_systems>
  skos:prefLabel "economic systems"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/black_markets> .

<https://concepts.sagepub.com/social-science/concept/modes_of_employment>
  skos:prefLabel "modes of employment"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/black_markets> .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/concepts>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/black_markets> .

<https://concepts.sagepub.com/social-science/concept/black_markets>
  skos:definition "The underground economy, the “black market,” or the shadow economy, consists of economic exchanges that exist outside the state-taxable market. This illicit marketplace consists of both illegal goods and services as well as legal goods, and is occupied by a number of players who also operate in both economies. [Source: <a href=\"https://sk.sagepub.com/reference/encyclopedia-of-street-crime-in-america/n12.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Street Crime in America; Black Market</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/modes_of_employment>, <https://concepts.sagepub.com/social-science/concept/libertarianism_and_policy>, <https://concepts.sagepub.com/social-science/concept/economic_systems> ;
  skos:prefLabel "black markets"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/libertarianism_and_policy>
  skos:prefLabel "libertarianism and policy"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/black_markets> .