In the last few years, U.S. telecoms policy has shifted from encouraging the sharing of existing networks to facilitating the deployment of advanced communications networks. Given the large capital expenditures required for these networks, there can be only a few of such networks. In light of...

In the last few years, U.S. telecoms policy has shifted from encouraging the sharing of existing networks to facilitating the deployment of advanced communications networks. Given the large capital expenditures required for these networks, there can be only a few of such networks. In light of...