{"title": "Awareness and the demand for environmental quality", "subjects": ["Drinking water", "Environmental economics", "Economic aspects", "Econometrics", "Purification", "Water quality"], "key": "/works/OL15417618W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL263217A"}}], "type": {"key": "/type/work"}, "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2010-10-21T22:00:50.954472"}, "last_modified": {"type": "/type/datetime", "value": "2022-12-23T10:04:44.480567"}}