共 12 条
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CHANDLER AD, 1976, VISIBLE HAND MANAGER
[5]
*FED TRAD COMM, 1982, ANN LIN BUS REP 1976
[7]
Scherer, 1970, IND MARKET STRUCTURE
[9]
*US BUR CENS, 1981, 1977 CENS MAN, V1
[10]
*US BUR EC AN, 1979, DET INP OUTP STRUCT, V1