In this paper we study the implications of service level guarantees (SLGs) in a model of oligopoly competition where … oligopoly models of price competition, greatly simplifying the analysis of this otherwise complex competitive scenario. Notably …

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 …

We document entry and capacity expansion in US long-distance fiber-optic networks before and during the “telecom boom … with other carriers. Entry appears much more moderate when these shared miles are not counted. Preemption strategies can … lead to excessive entry, and we find evidence for preemptive behavior regarding total miles (including swaps and leases …

We estimate a dynamic oligopoly entry game in the early U.S. local telephone market. We observe the identities of … potential entrants into local markets and therefore the waiting time of each potential entrant before it commits actual entry …. We find that firm-level heterogeneity in entry costs plays a significant role in determining a firm's entry behavior into …

of mergers in the Telecommunications and cable industries, the telecom meltdown of 2000-2003, and issues that arose from …