{"id":"S85043215","label":"Engineering economy","description":"Here are entered works on the quantitative evaluation of engineering alternatives in terms of worth and cost.","source_url":"https://id.loc.gov/authorities/subjects/sh85043215","normalized_label":"engineering economy","broader":["http://id.loc.gov/authorities/subjects/sh85065864"],"aliases":["Economy, Engineering","Engineering economics"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85043215","provider":"lcsh","revision":"f7f0eace4b71e23b","taxonomy_revision":"f050b5d4780b1289","title":"Engineering economy","url":"/topics/S85043215","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"326665180568224256","address_version":"morton4x16-v1","coordinates":[0,20,18080,15360],"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}