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New York: Prentice-Hall, 1951
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New York: National Bureau of Economic Research, 1935
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New York, NY: Columbia University Press, [1938] ; [Online-Ausg.]
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University of Chicago Press, 1937
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The American Economic Association, 1938
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The University of Chicago Press, 1937
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American Statistical Association, 1931
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American Statistical Association, 1931
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A. and C. Black, Ltd., 1932
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American Statistical Association, 1931
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JSTOR, 1931
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JSTOR, 1951
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JSTOR, 1936
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JSTOR, 1936
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JSTOR, 1931
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JSTOR, 1940
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Harvard University Press, 1940
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JSTOR, 1938
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Oxford University Press (OUP), 1936
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JSTOR, 1935