{"title": "Labor Economics Exams Puzzles and Problems and Demography", "key": "/works/OL5111364W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL1126174A"}}], "type": {"key": "/type/work"}, "subjects": ["Labor economics", "Examinations, questions", "\u00c9conomie du travail", "Examens, questions"], "covers": [12738408], "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2009-12-10T08:41:14.739756"}, "last_modified": {"type": "/type/datetime", "value": "2022-05-11T07:18:32.037903"}}