@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/variables_(research)>
  skos:broader <https://concepts.sagepub.com/social-science/concept/surveys>, <https://concepts.sagepub.com/social-science/concept/measurement>, <https://concepts.sagepub.com/social-science/concept/causation>, <https://concepts.sagepub.com/social-science/concept/case_studies> ;
  skos:prefLabel "variables (research)"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/case_studies>
  skos:prefLabel "case studies"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/variables_(research)> .

<https://concepts.sagepub.com/social-science/concept/causation>
  skos:prefLabel "causation"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/variables_(research)> .

<https://concepts.sagepub.com/social-science/concept/measurement>
  skos:prefLabel "measurement"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/variables_(research)> .

<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/variables_(research)> .

<https://concepts.sagepub.com/social-science/concept/surveys>
  skos:prefLabel "surveys"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/variables_(research)> .