LEADER 00000nam 2200181 a 4500 001 1008279 003 UkHlHU 007 t 008 001104 4 1991 000 eng 020 0262200848 040 UkHlHU 050 4 HD 2757.2 T7 100 1 Train, Kenneth E. 245 10 Optimal regulation :|bthe economic theory of natural monopoly. 260 Cambridge, Mass. :|bMIT Press,|c1991. 300 338p. 946 6XX absent
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