{"iri":"https://lexicon.financial/business/bls/RandomDigitDialingRdd","label":"Random-digit dialing (RDD)","definition":"Method of selecting survey participants by randomly generating a phone number, rather than drawing from a source, such as a phone directory.","license":"https://www.usa.gov/government-copyright","source":"bls","source_url":"https://www.bls.gov/bls/glossary.htm"}