{"id_concept_class": "", "creation_time": 1512660597828, "event_stamp": "2015-04-27T17:53:12", "def_id_user": "usr_51bc76ae9636c", "def_event_stamp": "2015-04-28T17:23:39", "last_updated": 1512660597828, "def_id": "def_553fc21b4e555", "name": "Becker-Degroot-Marschak (BDM) procedure", "alias": "", "definition_text": "This is an economics-derived task that broadly measures willingness to pay (WTP).  Implementations generally involve the participant formulating a bid, and comparing the bid to a randomly generated price.  If bid > price, the participant pays the price and receives the item. If bid ", "id_user": "usr_51bc76ae9636c", "id": "trm_553e77887abc7", "type": "task", "conditions": [], "concepts": [{"id_concept_class": "ctp_C3", "creation_time": 1512660643922, "event_stamp": "2015-07-09T23:54:13", "def_id_user": "usr_55b972918e005", "def_event_stamp": "2015-09-04T22:50:57", "last_updated": 1512660643922, "def_id": "def_55ea205193e84", "name": "subjective food value", "alias": "self-reported food pleasantness, self-reported food liking", "definition_text": "Subjective food value is used as term to indicate a food's worth, based on an individuals' current desires and needs (e.g., hunger). Subjective food value assessment is an intermediate  step during food decision making. ", "id_user": "usr_51bc76ae9636c", "relationship": "ASSERTS", "concept_id": "trm_559f09a5cdca9"}], "indicators": [], "external_datasets": [], "implementations": [], "citation": [], "contrasts": [], "batteries": [], "disorders": []}