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Export-Led Industrialization 269
Railroad development in Latin America began early in Cuba, in 1837, but
it was not, generally speaking, until the latter half of the nineteenth century,
and more specifically, until the 1880s and 1890s, that major expansions in
Argentina, Brazil, and Mexico got underway. Railroad construction began
in Colombia in the 1870s and 1880saswell, but because of political turmoil
and war (1899–1902), many of the roads built were confiscated or destroyed.
For this and other reasons, the railroad boom in Colombia was delayed until
well into the 1920s. In general, the period between 1870 and 1930 witnessed
the greatest expansion of the rail network in the history of Latin America
and much less was constructed thereafter. In 1870, there were roughly 4,000
kilometers of railroads in Latin America. By 1930, the total had reached
117,000 kilometers. In a broad sense, activity in four countries – Argentina,
Brazil, Mexico, and Chile – led the way.
The estimated contributions to potential GDP, the social savings gener-
ated by the railroads, were, by and large, substantial, except in Colombia.
These estimates, provided by Coatsworth, Ram
´
ırez, and Summerhill, are
consistent in that all, other than Colombia, are large by virtually any stan-
dard of measurement. For example, Summerhill calculates that the direct
social savings from railroads in Argentina, based on freight carriage, were
somewhere between 12 and 26 percent of Argentine GDP in 1913,afigure
that sounds surprisingly large in view of Argentina’s largely tractable ter-
rain. But an ample share of Argentine output was transported, which, in
turn, implied that the contribution of railroads would be significant. So,
for instance, by 1890, 84 percent of all wheat and 53 percent of all corn
produced in Argentina was transported by rail. Even as early as 1892,at
a time when the Argentina belle
´
epoque was just beginning, the railroads
produced a social saving of between 6 and 10 percent of GDP, which is still
very substantial. Perhaps more important, Summerhill’s analysis implies
that much of Argentina’s overall productivity growth can be explained by
the expansion of the rail network, suggesting that economies of scale, a
more efficient allocation of resources, and even changes in crop mix as
the acreage devoted to linseed, oats, and barley came to rival that sowed
in corn, if not in wheat (which, in its turn, had revolutionized exports),
were all associated with an increasing density of rail transport. Moreover,
an astonishing increase in commercialization occurred in Argentina under
the stimulus of railroad extension. In the late 1880s, for instance, approxi-
mately two million acres in Argentina were sown in wheat, much of which
was exported. By 1930, the figure had risen to twenty-one million acres.
In Argentina, Summerhill concludes, the contribution of the railroads to
productive potential was as great as immigration’s.