If one or two cellular carriers gain control of enough spectrum, they may be able to prevent current and potential rivals from getting the spectrum needed to compete effectively. Thus, regulators typically attempt to protect competition through some form of limit on how much spectrum any one...

Developing countries often strive to extend basic telecommunications services to rural and remote areas. Wealthier nations sometimes face similar challenges with other services. This paper proposes a novel policy to motivate private-sector operators of basic infrastructure to expand...

The current spectrum management policy typically gives exclusive and unlimited access to license-holders within their domain, and offers meager transmission opportunities for non-license-holders. This paper addresses spectrum management techniques in which no licensing is required and individual...

What has been driving consolidation of the cellular industry in recent years? Now that traffic volumes are increasing rapidly, the cost of expanding capacity has become a large portion of expenditures for cellular carriers. This paper develops an engineering-economic model of the principal...