Wireless carriers should see financial gains as a direct result of boosting investments in their networks, according to a study commissioned by network equipment builder Ericsson AB. The study, led by Raul Katz, director of business strategic research at Columbia University in New York, was based on an analysis of three years of quarterly data from mobile markets in the United States, Mexico and Brazil. A simulation model developed in this study found that a 10 per cent increase in capital spending over five years on networks by a U.S. operator would typically correspond with a 5.1 per cent...
