00317nam a2200109Ia 4500008004100000020001500041082002400056100001200080245004300092260005000135300002200185250402b        |||||||| |||| 00| 0 eng d  a0521805007  a338.47518bSh562.EN  aShy, Oz  aThe economics of network industriesb/  aCambridge:bCambridge University Press,c2001  axiii, 315p. Index