{"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": "2026-05-13T05:24:51.000Z", "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", "dataChecksum": "12811625542760030100", "metadataChecksum": "-5337554552262948272", "datasetName": "Figure1.3b", "datasetVersion": "2018-09-08", "nonRedistributable": false, "display": {}, "schemaVersion": 2, "presentation": {}, "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": [{"id": 15003, "title": "Do real output and real wage measures capture reality? The history of lighting suggests not", "producer": "Nordhaus", "citationFull": "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.", "urlMain": "http://www.nber.org/chapters/c6064.pdf", "dateAccessed": "2018-09-08", "datePublished": "1998"}]}