Journal of Political Economy 1905 13(2), 145-172

Journal of Political Economy 1903 11(3), 363-398 open access

Journal of Political Economy 1903 11(4), 540-567 open access

Journal of Political Economy 1903 11(3), 480-483

Journal of Political Economy 1902 11(1), 1-54

Journal of Political Economy 1901 9(4), 625-629 open access

Journal of Political Economy 1901 9(2), 294-296

Journal of Political Economy 1900 8(4), 550-553 open access

Journal of Political Economy 1900 8(3), 427-430 open access

Journal of Political Economy 1899 7(3), 417-418 open access