打字猴:1.704603665e+09
1704603665
1704603666  13  引自T. C. Martin, 1905, “Electrical Machinery, Apparatus, and Supplies,” in Census of Manufactures, 1905 (Washington, DC: United States Bureau of the Census), 170。
1704603667
1704603668  14  P. A. David and G. Wright, 1999, Early Twentieth Century Productivity Growth Dynamics: An Inquiry into the Economic History of Our Ignorance (Oxford: Oxford University Press).
1704603669
1704603670  15  E. Clark, 1925, “Giant Power Transforming America’s Life,” New York Times, February 22.
1704603671
1704603672  16  出处同上。
1704603673
1704603674  17  V. Smil, 2005, Creating the Twentieth Century: Technical Innovations of 1867–1914 and Their Lasting Impact (New York: Oxford University Press), 53.
1704603675
1704603676  18  Nye, 1990, Electrifying America, 232.
1704603677
1704603678  19  P. A. David, 1990, “The Dynamo and the Computer: An Historical Perspective on the Modern Productivity Paradox,” American Economic Review 80 (2): 355-61.
1704603679
1704603680  20  W. D. Devine Jr., 1983, “From Shafts to Wires: Historical Perspective on Electrification,” Journal of Economic History 43 (2): 347-72.
1704603681
1704603682  21  H. Jerome, 1934, “Mechanization in Industry” (Working Paper 27, National Bureau of Economic Research, Cambridge, MA), 48.
1704603683
1704603684  22  D. E. Nye, 2013, America’s Assembly Line (Cambridge, MA: MIT Press), 23.
1704603685
1704603686  23  F. C. Mills, 1934, introduction to “Mechanization in Industry,” by H. Jerome (Cambridge, MA: National Bureau of Economic Research), xxi.
1704603687
1704603688  24  Jerome, 1934, “Mechanization in Industry,” 104-5.
1704603689
1704603690  25  引自J. Greenwood, A. Seshadri, and M. Yorukoglu, 2005, “Engines of Liberation,” Review of Economic Studies 72 (1): 109。
1704603691
1704603692  26  Strasser, S. (1982). Never Done: A History of American Housework. (New York: Pantheon), 57.
1704603693
1704603694  27  Gordon, 2016, The Rise and Fall of American Growth, 123.
1704603695
1704603696  28  引自“Farm Woman Works Eleven Hours a Day”, 1920, New York Times, July 6。
1704603697
1704603698  29  引自Nye, 1990, Electrifying America, 270。
1704603699
1704603700  30  J. Greenwood, A. Seshadri, and M. Yorukoglu, 2005, “Engines of Liberation,” Review of Economic Studies 72 (1): 109-33.
1704603701
1704603702  31  这些预测是根据印第安纳州曼西市家庭收入中位数水平得出的。(参见Gordon, 2016, The Rise and Fall of American Growth, 121。)
1704603703
1704603704  32  “The Electric Home: Marvel of Science,” 1921, New York Times, April 10.
1704603705
1704603706  33  S. Lebergott, 1993, Pursuing Happiness: American Consumers in the Twentieth Century (Princeton, NJ: Princeton University Press).
1704603707
1704603708  34  V. A. Ramey, 2009, “Time Spent in Home Production in the Twentieth-Century United States: New Estimates from Old Data,” Journal of Economic History 69 (1): 1-47.
1704603709
1704603710  35  R. S. Cowan, 1983, More Work for Mother: The Ironies of Household Technology from the Open Hearth to the Microwave (New York: Basic).
1704603711
1704603712  36  “French’s Conical Washing Machine and Young Women at Service,” 1860, New York Times, August 29.
1704603713
1704603714  37  “New Rules for Servants: Pittsburgh Housekeepers Insist on a Full Day’s Work,” 1921, New York Times, January 16.
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