Two of his clients , Time Warner and Comcast , paid about a third less than their competitors for equivalent spectrum , saving almost $1.2 billion .
It directed Dr Milgrom 's clients to obtain a patchwork of smaller , less expensive licences instead .
Two of Milgrom 's clients , Time Warner and Comcast , paid about a third less than their competitors for equivalent spectrum , saving almost $1.2 billion .
It directed Dr Milgrom 's clients to obtain a patchwork of smaller , less expensive licences instead .