共 17 条
[1]
*AM EC ASS, 1909, 21 ANN M AM EC ASS, P386
[2]
BULLOCK, 1909, PUBLICATIONS AM EC A, V10, P384
[3]
*CULL COMM, 1886, REP CULL COMM
[4]
*I C C, I C C REP, V12
[5]
Mitchell TW, 1905, Q J ECON, V19, P231, DOI 10.2307/1882864
[6]
*NY CHAMB COMM, 1883, NEW YORK CHAMB COMM
[7]
*PAC RAILW COMM, 1888, PAC RAILW COMM REP
[8]
POOR, 1884, MANUAL RAILROADS
[9]
RIPLEY, 1909, TRUSTS POOLS CORPORA, P121
[10]
*WI RAILR COMM, WISC RAILR COMM REP, V3, P647