welfare effects of entry into residential local telephone service in New York State using household-level data from September …

In this paper, we evaluate the consumer welfare effects of entry into residential local phone service in New York State … first quarter of 2003. Our results indicate that as a result of entry households that subscribe to one of the entrants … nature of the data, we decompose the households' overall gains from entry and find that benefits due to firm differentiation …

We test the effect of entry on the tariff choices of incumbent cellular firms. We relate the change in the breadth of … from personal communications services (PCS) firms. Entry by PCS competitors differed across geographic markets due to the … upgrade their technology from the old analog technology to the new digital technology in markets with more entry, suggesting …