Journal of Political Economy 1908 16(2), 97-102 open access

Journal of Political Economy 1908 16(5), 299-301

Journal of Political Economy 1907 15(7), 436-438 open access

Journal of Political Economy 1906 14(2), 122-124 open access

Journal of Political Economy 1904 13(1), 1-12 open access

Journal of Political Economy 1897 5(4), 532-533 open access

Journal of Political Economy 1896 4(2), 255-259 open access

Journal of Political Economy 1896 4(4), 523-527

Journal of Political Economy 1896 4(4), 528-529

Journal of Political Economy 1896 4(4), 505-508