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Véronique M. Gomes, Armando M. Fernandes, Arlete Faia, Pedro Melo-Pinto Computers and Electronics in Agriculture 140 244-254, 2017-08
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Leandro Prados de la Escosura, Joan R. Rosés The Journal of Economic History 69 (4), 1063-1091, 2009-12
...The main spurts in TFP and capital coincide with the impact of the railroads (1850s-1880), the electrification (the 1920s and 1950s), and to the adoption of new vintage technology during the Golden Age...
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