#traffic  buying and selling; especially illicit trade
  supertype:  commercialism__commerce__mercantilism  transactions having the objective of supplying commodities
  subtype:  drug_traffic  traffic in illegal drugs
  subtype:  simony  traffic in ecclesiastical offices or preferments
  subtype:  slave_trade__slave_traffic  traffic in slaves; especially in Black Africans transported to America in the 16th to 19th centuries

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