Showing 1 - 2 results of 2 for search '"Publications of the National bureau of economic research, inc."', query time: 0.07s Refine Results
  1. 1
    by Barger, Harold
    Published 1951
    Book

    The transportation industries, 1889-1946; a study of output, employment, and productivity
  2. 2
    by Barger, Harold
    Published 1944
    Book

    The mining industries, 1899-1939, a study of output, employment and productivity
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