<Fragment xmlns:r="ddi:reusable:3_2" xmlns="ddi:instance:3_2">
  <Variable isUniversallyUnique="true" versionDate="2026-01-19T16:43:45.7205313Z" xmlns="ddi:logicalproduct:3_2">
    <r:URN>urn:ddi:de.dezim:fd9149eb-1a33-42b7-b307-ed891615f23a:2</r:URN>
    <r:Agency>de.dezim</r:Agency>
    <r:ID>fd9149eb-1a33-42b7-b307-ed891615f23a</r:ID>
    <r:Version>2</r:Version>
    <r:UserAttributePair>
      <r:AttributeKey>extension:ShouldCalculateFrequenciesForValidValues</r:AttributeKey>
      <r:AttributeValue>True</r:AttributeValue>
    </r:UserAttributePair>
    <r:UserAttributePair>
      <r:AttributeKey>extension:ShouldCalculateFrequenciesForInvalidValues</r:AttributeKey>
      <r:AttributeValue>True</r:AttributeValue>
    </r:UserAttributePair>
    <r:VersionResponsibility>shk@dezim-institut.de</r:VersionResponsibility>
    <r:VersionRationale>
      <r:RationaleDescription>
        <r:String xml:lang="en">mig_int</r:String>
      </r:RationaleDescription>
    </r:VersionRationale>
    <VariableName>
      <r:String xml:lang="de">citizenship_dual</r:String>
      <r:String xml:lang="en">citizenship_dual</r:String>
      <r:String xml:lang="en-GB">citizenship_dual</r:String>
    </VariableName>
    <r:Label>
      <r:Content xml:lang="de">Dummy; 1 bei doppelter Staatsbürgerschaft, sonst 0</r:Content>
      <r:Content xml:lang="en">Dummy; 1 if dual citizenship, 0 otherwise</r:Content>
      <r:Content xml:lang="en-GB">Dummy; 1 if dual citizenship, 0 otherwise</r:Content>
    </r:Label>
    <r:QuestionReference>
      <r:Agency>de.dezim</r:Agency>
      <r:ID>e714b65b-f90c-4296-8af5-a94f52bf9fed</r:ID>
      <r:Version>1</r:Version>
      <r:TypeOfObject>QuestionGrid</r:TypeOfObject>
    </r:QuestionReference>
    <VariableRepresentation additivity="NonAdditive">
      <r:CodeRepresentation blankIsMissingValue="false">
        <r:CodeListReference>
          <r:Agency>de.dezim</r:Agency>
          <r:ID>09ee1eea-9005-4a5a-b7b2-b8db27766b94</r:ID>
          <r:Version>1</r:Version>
          <r:TypeOfObject>CodeList</r:TypeOfObject>
        </r:CodeListReference>
      </r:CodeRepresentation>
    </VariableRepresentation>
  </Variable>
</Fragment>