{"id":1229271,"name":"Lumen-hours per hour of labor from 1800","unit":"","description":"Units of measurement: Lumen-hours per hour of labor","createdAt":"2026-05-12T11:24:59.000Z","updatedAt":"2026-05-12T11:24:59.000Z","coverage":"","timespan":"1800-1992","datasetId":7905,"columnOrder":0,"shortName":"lumen_hours_per_hour_of_labor_from_1800","catalogPath":"grapher/core_econ/2018-09-08/figure1_3b/figure1_3b#lumen_hours_per_hour_of_labor_from_1800","type":"float","datasetName":"Figure1.3b","datasetVersion":"2018-09-08","nonRedistributable":false,"display":{},"schemaVersion":1,"presentation":{},"source":{"id":31651,"name":"Nordhaus (1998)","dataPublishedBy":"William Nordhaus (1998) \"Do Real Output and Real Wage Measures Capture Reality? The History of Lighting Suggests Not\" Cowles Foundation Paper Number 957, Mimeo, Table 1.6","dataPublisherSource":"","link":"http://www.nber.org/chapters/c6064.pdf","retrievedDate":"","additionalInfo":"core-econ.org"},"dimensions":{"years":{"values":[{"id":1800},{"id":1845},{"id":1855},{"id":1875},{"id":1895},{"id":1920},{"id":1940},{"id":1990},{"id":1992}]},"entities":{"values":[{"id":355,"name":"World","code":"OWID_WRL"}]}},"origins":[]}