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A critical element of most national telecom policy objectives is advancing universal service. In a multi-operator context, this is usually operationalized through Universal Service Obligations (USO), by which various operators are mandated to provide a part of their services to rural areas or to high cost to serve customers at"affordable"prices. This paper(More)
A central issue in material science is to obtain understanding of the electronic correlations that control complex materials. Such electronic correlations frequently arise because of the competition of localized and itinerant electronic degrees of freedom. Although the respective limits of well-localized or entirely itinerant ground states are well(More)
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