{"id":"S85028977","label":"Commodity exchanges","description":"Here are entered general works on commodity exchanges. Works on exchanges dealing in a single commodity or class of commodities are entered under the specific commodity industry, e.g. [Cotton trade; Grain trade;] etc.","source_url":"https://id.loc.gov/authorities/subjects/sh85028977","normalized_label":"commodity exchanges","broader":["http://id.loc.gov/authorities/subjects/sh88001654"],"aliases":["Commodities exchange","Commodity markets","Exchanges, Commodity","Exchanges, Produce","Produce exchanges"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85028977","provider":"lcsh","revision":"11944d95573db371","taxonomy_revision":"f050b5d4780b1289","title":"Commodity exchanges","url":"/topics/S85028977","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10088076377770295812","address_version":"morton4x16-v1","coordinates":[0,20,17857,50176],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}