This paper offers a methodology to assess the internal productive efficiency of National Regulatory Authorities (NRAs) based on the performances of regulated markets, measured in terms of the degree of market efficiency (either static or dynamic). The estimation procedure is based on a Data...

In this paper we study an entrant's incentives to build a network infrastructure, when there is an initial phase of service-based competition where it leases access to the incumbent's infrastructure. We build a model in which the phase of service-based competition allows the entrant to step into...

In this paper we study an entrant’s incentives to build a network infrastructure, when there is an initial phase of service-based competition where it leases access to the incumbent’s infrastructure. We build a model in which the phase of service-based competition allows the entrant to step...

In the telecommunications industry, the ladder-of-investment approach claims that service-based competition (when entrants lease access to incumbents’ facilities) can serve as a “stepping stone” for facility-based entry (when entrants build their own infrastructures to provide services)....